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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: What size wavelengths do harmull types of electrimagnetic waves typically have
1 answer
Q: The efficiency of a machine increases as the temperature inside relative to the temperature outside
1 answer
Q: How much did the cotton gin weigh
1 answer
Q: Convection is the transfer of thermal heat in a
1 answer
Q: What she theory is most widely used to structural analysis the steel parts
1 answer
Q: Of friction is used to represent the degree to which two surfaces will resist sliding against one another.
2 answers
Q: Two soccer players kick the same 1-kg ball at the same time in opposite directions. One kicks with a force of 20 N the other kicks with a force of 12 N. What is the resulting acceleration of the ball
2 answers
Q: Discuss whether sound can travel through metal strings or not
2 answers
Q: A ball is thrown horizontally from a cliff at a speed of 15 ms and strikes the ground 45 meters from the base of the cliff. How long was the ball in the air3
1 answer
Q: Two objects one heavy and one light travel at one of two speeds. Which will have the most inertia
2 answers
Q: Two soccer players kick the same 2-kg ball at the same time in opposite directions. one kicks with force of 15 n the other kicks with a force of 5 n. what is the resulting acceleration of the ball in
1 answer
Q: Why is Gravity is not considered matter
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Q: What the ability to see objects at a distance but not things that are close
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Q: True or false if a object floats the volume of the displaced water is equal to the volume of the whole object
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Q: True or false an object buoyant force and weight arent the same thing
3 answers
Q: An idophone is a solid insrument that vibrates when it is
1 answer
Q: Effect of using wind on the environment
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Q: A free-falling golf ball strikes the ground and exerts a force on it. Which sentences are true about this situation
1 answer
Q: How are frequency and wavelength related for the spesific region of the spectrum
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Q: In which year was transmission electron microscope was invented
1 answer
Q: What are advantages and disadvantages of manometer
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Q: As of 2011 the nation leading in generating wind-power is
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Q: What is the formula relating pressuer force and area
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Q: How many metric ton to one brass
2 answers
Q: A vector that represents the distance and direction of an object's change in position
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Q: Air in motion
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Q: Where does precipitation fall when there is a warm front
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Q: What shapes do non-contact forces create
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Q: When was the first air conditioning made
2 answers
Q: As a block slides across a horizontal surface with constant velocity describe the changes of the energy that would occur within the block.
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Q: Why must quarks be always combined in twos or threes
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Q: Does TV have electromagnets
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Q: Which best describe how the sun energy impacts the process of precipitation
1 answer
Q: The light that passes a polarizing filter is called
1 answer
Q: The main difference between heat and temperature is that temperature is solely dependent on the
1 answer
Q: What can light act as stream
1 answer
Q: Is a tree branch a conductor or a insulator
1 answer
Q: Two toy cars are being raced down a ramp. A graph representing their motion is shown below.
1 answer
Q: What is the difference betweenthe force of gravity to the force between electric charges
1 answer
Q: Who said bureaucracy is a necessary evil for work to be done
1 answer
Q: How do the tension of the cord and the force of gravity affect a pendulum
1 answer
Q: According to the Hooke and law formula the force is proportional to what measurement
1 answer
Q: What kind of high energy radiation is released from a nuclear reaction
2 answers
Q: List two details that support the idea that matter has properties that can be observed
1 answer
Q: As a wave nears the shore its characteristics begin to change when the water depth is half of its .
1 answer
Q: What if your mass is 75kg. You stand on a scale in an elevator that is about to go down. Starting from rest the elevator accelerates at 2.0ms squared for 2.0s then travels at a constant speed. What do
1 answer
Q: If the temperature is 273 in kelvins what is the degrees in celsius
3 answers
Q: Describe the behavior of light that enables magnifying lenses and contact lenses to bend light rays.
1 answer
Q: What does absolute zero
2 answers
Q: What of the following is a form of stored energy
1 answer
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