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Physics
Physics
Uncover the laws that govern the universe, from the smallest particles to the vastness of space. Physics seeks to explain the fundamental mechanisms of the natural world.
225k
Questions
Q: A node is a point on wave where there is no vibration
2 answers
Q: a medium is a
5 answers
Q: the city of light. ……
2 answers
Q: what does the term mechanical advantage means
3 answers
Q: what type of energy does catapult use
2 answers
Q: How is heat transferred from one object to another (Apex)
2 answers
Q: The amount of thermal energy in an object depends on three things. Which of these things does it not depend on
2 answers
Q: How much degrees for piston settings
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Q: How much degrees is your piston, head and crank
2 answers
Q: What would exert more pressure on a road surface: a 60-kg child on a BMX or a 2400 kg truck Why
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Q: Given the information in the velocity vs. time graph, what is the displacement of the object after 1 second mAfter 3 seconds mAfter 5 seconds m
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Q: What are the three ways that heat is transferred
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Q: newtons 2nd laws
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Q: Waves that have the longest wavelengths and are used to carry audio and picture signal over long distances are known as
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Q: Can you please explain Gravity
3 answers
Q: how much work is needed to lift a 50kg weight 3.0m
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Q: Can you pick up my stuff
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Q: Which type of object reflects light best
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Q: I have a pencil. Which is right
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Q: What's the relationship between fundamental and derived quantities
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Q: Minimum gibbs free energy is NOT attained by a semipermeable membrane. True or false
2 answers
Q: sound made by dishes
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Q: Penny conductor or insulator
2 answers
Q: A boat (with a flat bottom) and its cargo weigh 4,600 N. The area of the boat's bottom is 8 m2. How far below the surface of the water is the boat's bottom when it is floating in water
2 answers
Q: Click Reset and select Red glass. This lets most of the light through but still blocks some air. What do you think will happen
2 answers
Q: There is a bell at the top of a tower that is 45m high. The bell weighs 19kg. The bell has potential energy. Calculate it
2 answers
Q: Why is latent heat considered potential energy
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Q: The diagram below shows a simple machine in use. Study it, then answerquestion 6.The simple machine shown above is an example of a/an(B)(A) inclined plane.(D) wedge.(C)
2 answers
Q: What is the energy conversion of a hammer and strikes a nail into a plank
2 answers
Q: john lifts a hammer and strikes a nail into a plank. Which of the following energy conversion take place
2 answers
Q: What are the energy transfers of the six simple machines for example an incline plane is gravitational potential energy to mechanical energy. I want to know what are the other fives and for levers I would like to know class one and class 2
2 answers
Q: How to learn the law of attraction
3 answers
Q: Why do we need knuckles How do you know
3 answers
Q: In physics, zero on the Kelvin scale is also known by which term
2 answers
Q: Simple machines in a bicycle include
2 answers
Q: When an existing story is presented in a new medium the _____ almost always changes
4 answers
Q: When describing image formation for flat shiny surfaces what is an important rule to remember about light rays
2 answers
Q: A 1250 kg car is moving down the street with a velocity of 32.0 m/s bumps into a parked car ahead of it which has a mass of 875 kg. the parked car moves away with velocity of 6 m/s
2 answers
Q: Which term is defined as the emission of energy from subatomic particles
2 answers
Q: which event happens in a solar cell when the photoelectric effect occurs
6 answers
Q: Which three careers use technologies that apply the Doppler effect
3 answers
Q: If infrared waves can move information through the air, what is the advantage of sending their signals through networks of cables
2 answers
Q: what are two reasons why a home computer scanner requires electromagnetic waves to operate
2 answers
Q: is it true that All light waves travel at different speeds in different materials
2 answers
Q: Which type of microscope is used to study extremely small things, such as cell structures by passing a beam of electrons through an object
2 answers
Q: Why does the Doppler effect explain why a siren's pitch decreases as it moves away from you
2 answers
Q: what can matter be measured in and what would happen if it collided with non matter i already know the awnser to the second one but i want to see if you know the awnser
2 answers
Q: True or false: energy from moving water can be converted into electricity
2 answers
Q: What is the dependant variable in Todd's experiment
2 answers
Q: At the top of the first hill the cart has the highest (Gravitational) Potential Energy
2 answers
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