Answer:
nuclear fusion
Explanation:
atoms of hydrogen are ripped apart and fuse to form helium which release energy
Answer:
Energy is produced in a star's center, or core, where pressures are enormous and temperatures reach 27 million°F (15 million°C). This causes nuclear fusion—atoms of hydrogen are ripped apart and fuse (join) to form helium. These reactions release vast amounts of energy, which makes the star shine.
Create your own real world example of how the application of they scientific discovery has help create a new technology
Scientific discovery has helped create new technology which is pretty evident from the different technological products we are using in our day-to-day life such as mobile phones, computers, nuclear power plants, and other technological advancements.
What is science?Science is the methodical, empirically-based pursuit and application of knowledge and understanding of the natural and social worlds.
A method of learning about the world is science. Science allows people to participate in the creation of new knowledge as well as use that knowledge to further their goals. It is both a process, a product, and an institution.
The various technical items we use in our daily lives, such as mobile phones, computers, nuclear power plants, and other technological breakthroughs, are very strong evidence that scientific research has contributed to the creation of new technology.
Thus, by the above-mentioned example, we can say that scientific discovery has helped create new technology.
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Please help! It has to deal with Newton's 3rd law! 30 points! and if right brainliest!
Answer:
Newton's Third Law
His third law states that for every action (force) in nature there is an equal and opposite reaction
Explanation:
Do nutrients cause seagrass to grow more in this area? If so, are both nitrogen and phosphorus equally important? Explain your answer.
Seagrasses are a vital part of the marine ecosystem..
Seagrasses are submerged flowering plants found in shallow marine waters, such as bays and lagoons and along the continental shelf in the Gulf of Mexico. A vital part of the marine ecosystem due to their productivity level, seagrasses provide food, habitat, and nursery areas for numerous vertebrate and invertebrate species. The vast biodiversity and sensitivity to changes in water quality inherent in seagrass communities makes seagrasses an important species to help determine the overall health of coastal ecosystems. Seagrasses perform numerous functions:
Stabilizing the sea bottom
Providing food and habitat for other marine organisms
Maintaining water quality
Supporting local economies
help me pls i need the answer
Discuss one component of your school's recycling system that could be automated and predict the economic impact.
One component of my school's recycling system that could be automated is the sorting of recyclables. Currently, the school relies on students and staff to sort recyclables into the appropriate bins, which can be time-consuming and may result in contamination if materials are not sorted properly.
Automating the sorting process with a machine or conveyor belt system could improve the efficiency and accuracy of the recycling system. It could also potentially reduce labor costs associated with manual sorting.
The economic impact of automating the sorting process would depend on the initial cost of the equipment and any associated installation or maintenance costs. However, over time, the improved efficiency and accuracy of the system could result in cost savings for the school. Additionally, the increased efficiency of the system could potentially lead to increased recycling rates, which could result in cost savings for waste disposal and potentially generate revenue through the sale of recycled materials.
Answer:
Our school has color coded virtual trash cans. For example, a trash can for only paper will only accept paper items, if the item put inside is not paper, it will litter it out and all students have cleaning duties throughout the week so even if you or someone litters you’ll probably have to clean it up at some point anyways. I honestly think it’s very cool. (i wish this was true smh).
This I do tomorrow help
Answer:
Windy weather/ stormy weather
Explanation:
PLEASE HELP ASAP
How are force and velocity related? Give evidence to support your answer.
How does the agricultural activity most likely affect the surface water of the area?
Answer:
Agriculture has been the cause of significant modification of landscapes throughout the world. Tillage of land changes the infiltration and runoff characteristics of the land surface, which affects recharge to ground water, delivery of water and sediment to surface-water bodies, and evapotranspiration.
Explanation:
Options: Power, energy, time
_____ is the rate of _____ it takes to use a certain amount of _____
Answer:
power is the rate of time it takes to use a certain amount of energy
Explanation:
i think,, dont take my word for it tho.
sorry if its wrong :'(
Science
(Electromagnetic waves)
Describe what happens when each type of the 7 waves encounters our planet?
rube goldberg machine ideas closing a fridge door
Here are a few ideas for a Rube Goldberg machine that closes a fridge door:
A marble rolls down a ramp and hits a small lever.
The lever activates a toy car that rolls down a track and hits a domino.
The domino falls and triggers a chain reaction that results in a weight falling onto a lever.
The lever pulls a string that is attached to a door handle.
The door handle turns and the fridge door closes.
Answer:
A marble rolls down a ramp and hits a small lever.
Students are testing the ability of a device to prevent the transfer of thermal energy. They conduct the test by placing a container of heated water inside the container. The most useful data for testing the ability of the device to prevent the flow of energy would be which of the following?
A. The density, in grams per cubic centimeter, or the materials used to build the device.
B. The volume, in cubic centimeters, of empty space inside the container
C. The volume, in milliliters, of hot water in the container placed inside the device
D. The change in the temperature, in degrees Celsius, of the water over one hour
Answer:
D.
Explanation:
Answer:
i think its D?
Explanation:
im not sure though
How has the car affected the way people live? Give three ways
In this activity, you modeled the Sun–Earth–Moon system. If you removed one object from this system model, would the model still explain the changes to the Moon’s appearance?
The correct answer is NO because the moon appearance is relatively base on the positioning of Sun - Earth - Moon
What is the nature of Moon ?A moon is an opaque object. It does not give or illuminate light on its own, It reflects light from from the sun to the earth. The appearances of moon are;
waxing crescentwaxing gibbouswaning crescentwaning gibbousIn this activity, if you modeled the Sun–Earth–Moon system and you remove one object from this system model, would the model still explain the changes to the Moon’s appearance?
The answer is capital NO.
The reason is simply because the moon appearance is relatively base on the positioning of Sun - Earth - Moon relationship. That is, the moon appearances of waxing crescent, waxing gibbous, waning crescent and waning gibbous, all depend on the position of the Sun, Moon and the earth.
Therefore, If you removed one object from this system model, the model cannot explain the changes to the Moon’s appearance again.
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What two gases in the atmosphere do animals and plants need to breathe and grow?
Answer: Explanation:
Plants and animals each produce the gases that the other needs to live. Plants need carbon dioxide—people and other animals exhale carbon dioxide as a waste product. People and other animals need oxygen—plants produce oxygen during an important process called photosynthesis, which turns the sun's energy into nutrients.
Motions need an unbalanced net force to maintain.
True or False?
Answer:
The answer is False
Answer:
true
Explanation:
How does the sport curling relate to Newton’s Second Law of Motion?
Curling is a sport in which players slide stones across a distance of ice toward a target area. The purpose is to accumulate the loftiest score for a game by making monuments rest closest to the center of the target at the end of each side. There are two brigades. Each platoon is trying to keep the other platoon's monuments down from the target by knocking their monuments out of the way.
Newton's Second Law " The acceleration of an object is directly commensurable to the net force acting on it and is equally commensurable to its mass. The direction of the acceleration is in the same direction as the net force acting on an object." This relates to the formula F = ma. The mass of the determinedness monuments in curling is 38 to 44 pounds or 17.3 to 20 kg. The thing of the sweepers is to control the acceleration of the gravestone by reducing disunion on the ice, which affects the force with which the gravestone is suitable to impact the other monuments.
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Answer:
cheeze
Explanation:
im behind u
HELP ME ASAP!!!!! This is 7th grade science! Will give brainliest, five starts, and a heart!
Choices:
o produces urine
o carries urine to the bladder
o stores urine temporarily
o excretes urine out of the body
Answer:
A- Carries urine to the bladder
B- excretes urine out of the body
C- Stores urine temporarily
D- Produces urine
Which effect is created when two sound waves that are close in pitch
interact?
O A. Echoes
O B. Loudness
C. Beats
O D. Intensity
Answer:
C. Beats
Explanation:
When waves are interfering with each other, the sound is louder in some places and softer in others. As a result, we hear pulses or beats in the sound.
Answer:
beats
Explanation:
got it right
What is the highest point at which weather will generally occur?
A. 50 km
B. 20 km
C. 85 km
D. 700 km
Answer:
I'd say 85km sorry if wrong
Explanation:
Let's see about this one.
Answer: The answer would be A, D and possible E..
Explanation:
The person will continue breathing of course but, shallow breaths so its not c.
and more waste will travel around the cell because oxygen is use in the cell and the cell distributes waste.. Without air, the cells die and yeahh.. im not very good at explaining sorry^^ but its not b either.
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An airplane travels a distance of 4,000 km from New York to Los Angeles in 5 hours. Enter the numerical value for the average speed of the airplane.
Answer: Divide the km by the hours.
What is the gravitational force between two cars (one car is 1500 kg and the other car is 1000 kg) in a parking lot that are three meters from each other?
Answer: Your answer 0.000002500737 in pounds-force!
Explanation: Hope my answer helped you! Plz, mark my answer as Brainliest and Thank you!
Would a phone, computer, and tablet work in space? Why?
Answer:
Satellites and space ships orbit at approximately 150 miles above the earth surface. Given that a standard phone only works within a 10 miles radius of the tower, the satellite or space ship would need its own tower. This tower would also need to be located on the outside of the of the space ship otherwise the metallic structure would block the signal. You would also need a dish antenna back on earth tracking the satellite to receive the signal.
Pls answer I'm giving brainliest to the person with the best answer
Answer:
you would measure the mass and volume of the two balls.
Answer:
THE FOOTBALL IS BIGGER IN LENGTH BUT SHORTER IN SIZE
Explanation:
why you delete my answer bro :l
What are all the parts of a microscope?
Answer:
Eyepiece Eyepiece tube Objective lenses Nose piece The Adjustment knobs StageApertureMicroscopic illuminator Condenser Diaphragm Condenser focus knob Abbe Condenser The rack stopHow is net force calculated?
Answer:
The formula in order to calculate FN is:
F net = F a + F g
You can now solve any problem with this formula as long as you know the measurements.
Which of the following forces has not changed Earth's surface?
folding
erosion
weathering
gravity
Answer:Gravity is the force among the options listed that has not directly changed Earth's surface.
Explanation:
Gravity is a fundamental force that acts on all objects with mass, including the Earth itself, but it does not cause changes or modifications to the Earth's surface features. Instead, gravity influences the movement of materials and the shape of the Earth's surface by exerting a pulling force on objects. On the other hand, folding, erosion, and weathering are all processes that directly contribute to shaping
Which of the following is NOT laboratory evidence of a chemical reaction?
A. Large chunks of sodium chloride are placed in a mortar and pestle. The sodium chloride is broken into smaller pieces.
B. Hydrochloric acid is poured in a test tube containing a piece of magnesium. Bubbles of gas form.
C. A solution of silver nitrate is added to a solution of sodium chloride. A solid white substance forms.
D. A solution of sodium sulfide is added to hydroiodic acid. A rotten smell is given off.
Answer:
A. Large chunks of sodium chloride are placed in a mortar and pestle. The sodium chloride is broken into smaller pieces.
Explanation:
This is an example of physical change where the physical properties of the substance are altered without any formation of a new substance. So, it is not an evidence of a chemical reaction.