Ultimate Physics Study Guide - Questions & Answers

Jumping on a trampoline cause you to fly up in the air. What type of newtons law is it ?
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Which statement best expresses Newton's second law of motion?A: The acceleration of an object depends on the balance between the net applied forces.B: The acceleration of an object depends on the balance between friction and gravity.C: The acceleration of an object depends on the object's mass and the net applied force.D: The acceleration of an object depends on the object's mass and its velocity.
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The downward force of gravity and the upward force of air resistance on a ball are both 5N. What is the ball's acceleration?Group of answer choices-5 m/s5 m/s10 m/s0
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what is the role of energy in the conversation about climate change?
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PLEASE HELP 2 or 3 SENTENCES PLSLSLSLSLHow have scientists, inventors and / or engineers used the properties of States of Matter to benefit our society?
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Suppose a pendulum starts with a potential energy of 100 J. Assuming the pendulum has a height of 0 m at the bottom of its swing, what is its maximum kinetic energy?
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A student is given a 5.4 g mineral sample. She determines that the volume of her sample is 2 cm3. What is the density of her mineral
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What is the resultant velocity of a plane that is traveling at 245 m/s North and encounters a tailwind of 55 m/s North?
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When adding the components of a vector, the resultant magnitude is always the sum of the two component magnitudes.True or false?
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Which type of wave is not reflected by the ionosphere?
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Solve for the resultant displacement of the two vectors: A = 2.3 km at 45 degrees B = 4.8 km at 90 degrees
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At any given time in space, how much ofthe moon is lit by the sun?PLEASE ANSWER QUICKLY!!!
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HELP EXPERT I NEED HELP
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A(n)............ exerts a force on a system. It is symbolised as a subscript to the force.1- Contact 2- Agent3- Field 4- Push
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find the vector sum of the 3 vectors. A= -3i - 2j + 7k, B= i + 3j + 3k, B= -5k
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NEED HELP ASAP!!!If 100 newtons of force are applied over a distance of 50 meters for 5 seconds, how much power is used2,500 watts1,000 joules10 watts1,000 watts
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The mining-resource cycle determines the use of ore materials. Which step is not part of the cycle?A)exploring and extracting oresB)refining ores and creating products from ore materialsC)marketing and selling products that use ore materialsD)recycling and disposing of wastes from the steps and the products
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Which of the following describes an action-reaction pair?O A. You push a car forward, and the car pulls you forward.B. Earth's gravity pulls down on you, and your gravity pulls up onEarth.C. Friction slows you down, and the normal force holds you up.D. Your hat pushes down on your head, and your feet push down onthe ground.
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A Punnett square is used to determine the *
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Based on the information in the table, which elements are most likely in the same periods of the periodic table?
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2. A person standing atthe edge of a seasidecliff kicks a stone overthe edge with a speed of18 m/s. The cliff is 52 mabove the waters surface, as shown at right.How long does it takefor the stone to fall tothe water? With whatspeed does it strike thewater?
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What is the oldest animal on earth?
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The phases of the moon occur because the moon revolves around the earth.TrueFalse
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What happens to the change in the value of the speed as you increased the amount of force applied on yourchosen Item
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