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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 waves amplitude is .5 meters if its amplitude increased by 1 meter how much does its energy change
1 answer
Q: Waves move fastest in
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Q: In the cores of stars nuclear reactions convert helium to
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Q: Which type of energy can be measured using a thermometer
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Q: How does water affect waves
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Q: Devices that absorb neutrons and are used to control the speed of a fission reactor are called .
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Q: Amplitude is in music
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Q: What form does all radiant energy travel through space
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Q: Heat is measured in Celsius degrees true or false
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Q: What are the factors that determine the amount of energy needed to raise the temperature
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Q: John is trying to drain a swimming pool. He has two pumps but he can only use one at a time. He knows that the time a pump takes to drain the pool varies inversely with the power in watts of the pump.
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Q: What is The definition of secondary radiation is .
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Q: Explain why a beach ball is more buoyant and a hammer and a rock is not
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Q: How much heat is absorbed when 500. g of water Cp 4.184 JgoC goes from 25.0 oC to 35.0 oC
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Q: What does transverse waves mean
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Q: What are based on connections. they are organized around a focal point an include the area liked to the focus though patters of trade communicationand or transportation routes
2 answers
Q: If solving for the slope of the best fit line it is a good choice to choose the points closest to the line or points on the line. True False
1 answer
Q: Found that electric and magnetic energy move in waves.
3 answers
Q: Discuss the motion of a body thrown from a certain height
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Q: When pure colours pass through a prism they
2 answers
Q: The Doppler effect applies to light waves as well as sound waves. Astronomers use this to measure the motion of stars and galaxies. In 1929 Edwin Hubble discovered that light from distant galaxies was
1 answer
Q: Did the designformor function of the zero gravity pen change when it was adapted for use on earth
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Q: What term describes an object that is falling and the only force acting on it is gravity
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Q: Why when you make measurements should the answer only have the same number of significant figures as the measurement with the fewest significant figures
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Q: A periscope is an instrument for observation over around or through an obstacle. explain how light travels in a periscope. diagram the light rays as these pass through the periscope.
2 answers
Q: Is a mortar a projectile
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Q: How would you define the term flexibility
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Q: What are things made of cloth
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Q: Acceleration sprints definition
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Q: What type of energy is a hot air ballon
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Q: What type of energy is a loudspeaker
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Q: What is an explanation of the induced fit hypothesis
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Q: Reflection in republic act 9155
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Q: A 60 kg person stands on a scale in an elevator. (a) What does the scale read (in N) when the elevator is at rest N (b) What does it read when the elevator is climbing at a constant speed of 4.5 ms N
6 answers
Q: An example of an Air Force multiagency coordination system element is a unit control center
3 answers
Q: Is push an onomatopoeia
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Q: Does A scientific law describe an observation
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Q: Three inventions desighned to decrease friction
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Q: IS A prediction of what you believe to be true is called a THEORY
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Q: How much does an empty 16.9 oz. plastic water bottle weigh
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Q: The type of friction that occurs when you rub sandpaper against wood
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Q: Forces are divisive to a nation
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Q: What is the term for the blending or overlapping sound wave frequencies through interference
1 answer
Q: Electric charges that are different attract each other.true false
1 answer
Q: If you nailed two pieces of wood together where would friction be present
1 answer
Q: Which describes a train and acceleration if it changes speed from 25 ms to 10 ms in 240 s
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Q: If you walk 2 km from your house to a store and then back home what is your displacement
1 answer
Q: Hands moving on a battery operated clock is an example of which energy conversion
1 answer
Q: Hands moving on a battery operated clock is an example of what energy conversion
2 answers
Q: Moving an image is called what
1 answer
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