Answer:
B. To establish the age of a rock or a fossil, researchers use some type of clock to determine the date it was formed. Geologists commonly use radiometric dating methods, based on the natural radioactive decay of certain elements such as potassium and carbon, as reliable clocks to date ancient events.
C. Radiometric dating, which relies on the predictable decay of radioactive isotopes of carbon, uranium, potassium, and other elements, provides accurate age estimates for events back to the formation of Earth more than 4.5 billion years ago.
Explanation:
Sorry this is all could find, sorry if this doesn't help.
The primary distinction between relative dating and radiometric dating is that relative dating is a method for determining the age of rock layers based on their relative depth.
Radiometric dating, on the other hand, is a way of determining the absolute age by using the decaying products of natural radioactive decay.
How do geologists use Radiometric Dating?To calculate the age of a rock or fossil, researchers use a clock to determine when it was formed. To date ancient events, geologists usually employ radiometric dating methods, which are based on the natural radioactive decay of particular elements such as potassium and carbon, as trustworthy clocks.
Radiometric dating, which is based on the predictable decay of radioactive isotopes of carbon, uranium, potassium, and other elements, provides precise age estimates for events stretching back to the Earth's origin more than 4.5 billion years ago.
For more information about Radiometric dating refer to the link:
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Significant dates of observations, studies, and exploration go back to the 1600s and continue until today.
•1609 Thomas Harriot observes the Moon, makes drawings, and makes the first maps of the Moon.
•1609 Galileo Galilei publishes his scientific observations of the Moon.
•1959–1976 Russia completes 17 robotic missions on the Moon; Russia is the first to see the far side of the Moon and gather three samples.
•1961–1968 The United States completes three robotic missions and leads the way for future Apollo missions to the Moon.
•1969 Neil Armstrong is the first man to walk on the Moon.
•1994–1999 Lunar missions collect evidence of water ice at the lunar poles.
•2007–2008 Japan and China start one year missions to orbit the Moon.
•2008 NASA forms the Lunar Science Institute to lead research and lunar exploration.
•2009 The United States returns to lunar exploration with the Reconnaissance Orbiter and the LCROSS being launched.
•2011 NASA launches a spacecraft to study the surface and interior composition of the Moon.
•2013 NASA launches a spacecraft to study the atmosphere of the Moon.
•2013 China lands a robotic spacecraft on the Moon.
Look at the list of Moon explorations. Choose one you find interesting. Why do you think it was important?
One exploration that I find interesting is the Apollo 11 mission in 1969, where Neil Armstrong became the first man to walk on the Moon. This mission was important for several reasons:
1. It marked the first time humans had set foot on another celestial body and marked a major achievement in space exploration.
2. It was a major achievement for the United States during the Cold War, showing that the US was technologically advanced and capable of achieving ambitious goals.
3. It brought the world together, as people of all nations watched the event unfold on television.
4. It inspired future generations to pursue careers in science, technology, engineering, and mathematics, and also sparked interest in space exploration and research.
5. It also led to a better understanding of the Moon's surface, geology, and environment, which in turn led to further scientific discoveries and technological advancements.
This mission was a major milestone in human history, and it continues to inspire and motivate future generations to explore and understand the universe.
Answer:
One exploration that I find interesting is the Apollo 11 mission in 1969, where Neil Armstrong became the first man to walk on the Moon. This mission was important for several reasons:
1. It marked the first time humans had set foot on another celestial body and marked a major achievement in space exploration.
2. It was a major achievement for the United States during the Cold War, showing that the US was technologically advanced and capable of achieving ambitious goals.
3. It brought the world together, as people of all nations watched the event unfold on television.
4. It inspired future generations to pursue careers in science, technology, engineering, and mathematics, and also sparked interest in space exploration and research.
5. It also led to a better understanding of the Moon's surface, geology, and environment, which in turn led to further scientific discoveries and technological advancements.
This mission was a major milestone in human history, and it continues to inspire and motivate future generations to explore and understand the universe.
Georgia’s natives primarily used what material to make arrow heads?
Answer:
Stones and obsidian
Explanation:
Georgia’s natives primarily used stones and obsidian to make arrow heads.
Which of the following refers to the number and variety of species found on earth?
o Genetic Diversity
O Genetic Variation
O Species Diversity
O Species Variation
Answer:
Hey!
Your answer is Species Diversity!
Explanation:
The meaning of Species diversity is the population of species and abundance of each species which have a habitat in a particular location. (the location here is EARTH)
Hope this helps!
*if its wrong you can let me know!*
Which is a result of seafloor spreading?
A magma piles up on top of the plates involvedmagma piles up on top of the plates involved
B earthquakes occur along the edge of the larger plate earthquakes occur along the edge of the larger plate
C the plates involved grow in size as the ocean floor extendsthe plates involved grow in size as the ocean floor extends
D the plates involved are cracked on the surface
Seafloor spreading creates new crust. Subduction destroys old crust. The two forces roughly balance each other, so the shape and diameter of the Earth remain constant.
PLEASE ANSWER CORRECTLY The picture shows a landform that broke apart and the rock fell into the valley below. The rock was in high mountains, often subjected to harsh weather. The rock was made of solid granite and there were few plants growing on the cliff.
Based on the evidence, what most likely caused the rock to fall?
Choose the correct answer.
1.Acid rain dissolving a fragile portion of the rock
2.Freeze-thaw forming cracks in the rock and spreading the cracks over time
3.Tree roots growing between cracks in the rock and pushing the rock away from the cliff
OR
4.Oxidation by oxygen and water creating rust that slowly wore the rock away from the cliff
Answer: Freeze-thaw forming cracks in the rock and spreading the cracks over time
Explanation: it looks like it was cut clean off unlike options 2 and 3 which would dissolve the entire cliff not just the rock also acid rain doesn't seem close to a possibility
Answer:
ima go with 2
Explanation:
none of the other ones make senens
What color is the sky, grass, and the sun?
Thx
Answer:
☆<《HOPE IT WILL HELP YOU 》>☆Explanation:
The colour of :-
sky is white but it appears Blue
grass is green
sun is orangies yellow dut it appears white
please mark my ans as BRAIN LIST
How do physical characteristics determine the classification of vertebrates as mammals, amphibians, fish or birds.
U-shaped valleys provide evidence of which process?(1 point)
Responses
coastal erosion
coastal erosion
deposition
deposition
wind erosion
wind erosion
glacial erosion
Answer:
process of deposition is evidenced through u shaped
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
Answer:
lol
Explanation:
Answer:
Explanation:
No my answer is the best
Earth’s Structure
outer core upper mantle crust
lower mantle continents
Choose words from above to complete the paragraph below.
Around Earth’s inner core is the (1)____________. This layer is liquid metal. Above the outer core is Earth’s mantle. The (2)_________________ is hotter and softer than the (3)___________. The land on Earth’s surface is called the (4)____________________. Above water, the crust forms our (5)_____________, and below water it is the floor of the oceans.
Answer:
i all ready learned that not doing it twice sry it is essay
Explanation:
Leaving Main Street Quick Write
how do physical systems affect human systems
Answer:
Human system and development is shaped by geographic features like mountains, deserts, and water. ... Physical systems and human systems shape a place as the earth's physical landscapes are wide-ranging and very diverse. Climates vary,soil types vary, vegetation varies, and topography varies across the planet.
Your _________ is simply your weight-to-height ratio which can be calculated using certain body measurements.
A.
health
B.
size
C.
weight loss
D.
BMI
Answer:
BMI
this is too easy man cmon
Answer:
D
Explanation:
Help!
Sedimentary rocks form when sand, mud, and pebbles create layers on top of each other. The pressure builds as each layer is added and eventually the layers turn to rock.
What role does energy play in the formation of sedimentary rock?
A.
Rain provides the energy needed to bring sand, mud, and pebbles to one location where energy from the Sun changes them to rock.
B.
Rain cools sand, mud, and pebbles into hard layers that solidify using energy from the Sun.
C.
The heat from the Sun melts sand, mud, and pebbles which then cool and solidify into rock that can be broken down again through erosion.
D.
Energy from the Sun creates the cycle of rain and wind that causes erosion to produce sedimentation.
Answer:
A.
Explanation:
Rain provides the energy needed to bring sand, mud, and pebbles to one location where energy from the Sun changes them to rock.
Answer:
Explanation:
The correct option to the question is option D- Energy from the Sun creates the cycle of rain and wind that causes erosion to produce sedimentation.
Sedimentation is the process in which the heavy particles in suspension lie down in the bottom due to effect of gravity. The sedimentation is phase wise process in which first there is weathering of rocks in which the rocks reduce into smaller particles. The smaller particles are then transported and then they are deposited in a place. Over a period of time, the materials aggregate and then they harden to form sedimentary rocks.
To know more about sedimentary rocks:
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Describe the distribution of deserts in Africa
Answer: Along the Tropic of Cancer, between 15 and 30 degrees north of the Equator, or along the Tropic of Capricorn, between 15 and 30 degrees south of the Equator.
Explanation:
Hope this helps
Long answer: Africa is a continent known for its diverse and extensive desert landscapes. The distribution of deserts in Africa is primarily influenced by various factors, including climate patterns, geological features, and atmospheric circulation systems. Here is an overview of the major deserts found in Africa:
Sahara Desert: The Sahara Desert is the largest desert in Africa and the world. It spans across several countries, including Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, and Tunisia. The Sahara covers an enormous area of approximately 9.2 million square kilometers (3.6 million square miles) and is characterized by vast stretches of arid land, rocky plateaus, sand dunes, and occasional mountain ranges.
Kalahari Desert: Located in southern Africa, the Kalahari Desert spans across Botswana, Namibia, and South Africa. It covers an area of around 900,000 square kilometers (350,000 square miles). The Kalahari is a semi-arid sandy savannah, with sparse vegetation, grasslands, and intermittent rivers.
Namib Desert: The Namib Desert is situated along the southwestern coast of Africa, spanning across Namibia, Angola, and South Africa. It is considered one of the oldest deserts globally, characterized by extensive sand dunes, gravel plains, and rocky outcrops. The Namib Desert stretches over approximately 2,000 kilometers (1,200 miles).
Libyan Desert: Also known as the Western Desert, the Libyan Desert is located in western Egypt, eastern Libya, and northwestern Sudan. It is part of the larger Sahara Desert and features vast sand seas, rocky plateaus, and occasional oases. The Libyan Desert is known for its extreme aridity and harsh conditions.
Nubian Desert: Situated in northeastern Sudan and extending into southern Egypt, the Nubian Desert is a relatively small desert region compared to others in Africa. It is characterized by rocky terrain, sand dunes, and scattered vegetation.
Danakil Desert: Located in the northeastern part of Ethiopia and extending into Eritrea and Djibouti, the Danakil Desert is a volcanic desert known for its extreme temperatures, geothermal activity, and salt flats. It is one of the hottest places on Earth.
Chalbi Desert: Situated in northern Kenya, the Chalbi Desert is a semi-desert region characterized by a mixture of sandy and rocky terrain. It is part of the larger East African Rift Valley and experiences occasional seasonal floods.
Sahara el Beyda: Translated as the "White Desert," Sahara el Beyda is a desert region in eastern Libya known for its unique white chalk rock formations and sand dunes. It is part of the larger Libyan Desert.
It's important to note that the boundaries between these deserts are not always well-defined and may overlap in certain areas. Additionally, smaller desert regions and arid landscapes can be found throughout various parts of the continent, contributing to the overall desertification of Africa.
Short answer: Africa is home to several major deserts, with the Sahara Desert being the largest and most well-known. Other significant deserts in Africa include the Kalahari Desert, Namib Desert, Libyan Desert, Nubian Desert, Danakil Desert, Chalbi Desert, and Sahara el Beyda. These deserts are spread across different regions of the continent, each characterized by unique landscapes and climatic conditions.
Why do YOU THINK that China and Japan are nicknamed the "Far East?"
I will give brainiliest to whoever is correct!
Answer:
Definitely C
Explanation:
Match the section of Europe with its climate.
1. warm, with dry summers
2. hot summers, cold winters
3. cold climate
4. dry
5. heaviest rain
-eastern Spain
-high latitudes
-Mediterranean
-great plain
Answer:
hot summers cold winters
Which statement describes a feature of a conic projection?
Pilots use this projection type.
The equator usually serves as the central point.
Latitude lines connect at a central point.
Conic projections are the most distorted type.
I think it is c
Explanation:
don't really use this answer because I'm not sure
Answer:
c
Explanation:
An important religious, historical, or cultural site that should be visited while in Morocco.
Answer:Mellah é um antigo bairro judeu que pode visitar em Marraquexe. Tem uma praça e uma das mais antigas sinagogas da cidade marroquina, datada do século XVI. O Mellah tinha uma porta fortificada e era rodeado por uma muralha. Era uma zona de protecção. . Ao caminhar pelas ruas do bairro é possível conhecer bem de perto o modo de vida e a cultura judaica
Mellah é o nome usado em Marrocos para designar um bairro de judeus amuralhado de uma cidade. É um conceito similar ao das judiarias ibéricas e aos guetos da generalidade da Europa. Nas zonas rurais, onde é comum uma certa dispersão nos povoados, que frequentemente eram tradicionalmente um conjunto de ksars, cada um de seu clã ou tribo, os mellahs eram autênticas aldeias separadas habitadas exclusivamente por judeus.
Explanation:
A marine food web is provided below. Describe
the relationship between the squid and the tuna.
Answer:
The squid eats the tuna
Explanation:
I rlly need to know on this one bc I don’t get it.
How do the mountains in Eastern Europe keep countries isolated?
Answer:the mountains act as a natural barrier keeping the other human settlements out
Explanation:
Match the science with the best description
1. astronomy
the study of weather and climate
2. geology
the study of the stars, planets, and
galaxies
3. oceanography
the study of water, mainly oceans
4. meteorology
the study of minerals and rocks
Answer:
3. Oceanography is the study of water, mainly oceans
Explanation:
Answer:
astronomy- the study of the stars, planets, and galaxies
geology- the study of minerals and rocks
oceanography- the study of water, mainly oceans
meteorology- the study of weather and climate
Please give brainliest i need it!!!
Which option is the main form of energy involved in photosynthesis?
mechanical energy
heat energy
light energy
sound energy
Millions of years ago, the Sierra Nevada region began to be uplifted along a crack in Earth's crust. The region on the other side of the crack moved downwards. Which physical feature most likely resulted from such a motion?
Fault block mountain with rough edges and steep cliffs
Fault block mountain with waves, twists, and turns
Folded mountain with rough edges and steep cliffs
Folded mountain that appeared wavy
Fault block mountain with rough edges and steep cliffs resulted from the Sierra Nevada region being uplifted in Earth's crust and the region on the other side of the crack moving downwards. So. option (a) is relevant.
What are Fault blocks ?The Earth's crust experiences tectonic and localized forces that result in very huge chunks of rock called fault blocks, some of which can span hundreds of kilometers. Faults separate large regions of bedrock into separate blocks. Blocks are distinguished by reasonably consistent lithology. The largest of these fault blocks are crustal blocks.. Terranes are big crustal pieces that break off from tectonic plates. Microplates are terranes that span the entire lithosphere's thickness. Continent-sized blocks are referred to by a variety of names, including extensional allochthons, H-blocks, continental ribbons, and outer highs.
The effects of moving blocks vertically, however, are much more striking. Sometimes, landforms (such as mountains, hills, ridges, lakes, valleys, etc.) are created when faults have a significant vertical displacement. High escarpments can be created by nearby down-dropped (grabens) and raised (horsts) blocks. Due to compaction or stretching of the crust at that location, the movement of these blocks is frequently accompanied by tilting.
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Answer:
A
Explanation:
Just trust me. =)
1. Describe the geography of New England, including the land, rivers, and climate.
3. Describe the geography of Virginia, including the land, rivers, and climate.
(There is also giving a paragraph of economic activities most likely to succeed in Virgina and New England but you don't have to do that, I might be able to figure it out myself)
Answers could include the following:
• The land in New England is rocky.
• There is almost no coastal plain.
• Summers are short and winters are long.
• Most of the rivers flow south.
• Waterfalls near the ocean make inland transportation difficult.
Answer:The land in New England is rocky.
There is almost no coastal plain.
Summers are short and winters are long.
Most of the rivers flow south.
Waterfalls near the ocean make inland transportation difficult
Explanation:
Please Help, I want this immediately
Choose the correct answer.
1. Fault lines and earthquakes happen at which type of boundary?
-convergent boundary
-transform boundary
-divergent boundary
2. Which type of boundary created the feature "Ring of Fire"
-convergent boundary
-transform boundary
-divergent boundary
Pls Help and explain how to solve and do this problem.
Question: What are the groups to which you belong? Indicate whether they are primary or secondary groups.
(Ps: How to write a paragraph or at least 7 sentence)
Explanation:
Primary Groups
Primary groups are those that are close-knit. They are typically small scale, include intimate relationships, and are usually long lasting. The members of primary groups feel a strong personal identity with the group
Secondary Groups
are another type of social group. They have the opposite characteristics of primary groups. They can be small or large and are mostly impersonal and usually short term. These groups are typically found at work and school. An example of a secondary group is a committee organized to plan a holiday party at work. Members of the committee meet infrequently and for only a short period of time.
Example of Primary Group - Nuclear Family
Example of Secondary Group - Sports Team
Hope my answer helps you.
:)
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Please don’t delete my answer.
Which pair of regions are both part of the Central American cultural regions?
Guatemala and California
Panama and Costa Rica
Yucatan Peninsula and Northern Mexico
Belize and Yukon Territory
Answer: Panama and Costa Rica
Evidence:
Those countries are located in Central America.
Help meeeeee
plsssss