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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: Example of longitudinal wave
2 answers
Q: Real life examples with mass
1 answer
Q: A 20 kg objects falls from a height of 30 meters.How many joules of kinetic energy will the object have just before it hits the ground
1 answer
Q: A 1600 kg car is traveling at a speed of 12.5 ms.What is the kinetic energy of the car
1 answer
Q: Confronting stressful situations requires time energy
1 answer
Q: As an object falls towards the ground what happen to the kinetic energy of the object
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Q: The amount of matter that a body contains is called
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Q: How do you calculate deceleration when time is not given
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Q: An original source that has survived from the past is considered a .
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Q: Since all objects are absorbing energy from their surroundings why does not the temperature of all objects keep increasing continuously
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Q: In a circuit electrons travel in
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Q: Least count in meter ruler
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Q: If you double the frequency of a vibrating object its period
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Q: Some of a waves energy is always being dissipated as heat. In time this will reduce the waves
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Q: Why do sounds grow fainter as you get further away from the sound source.
2 answers
Q: Everlasting souce of energy is
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Q: Which surface has the lowest friction
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Q: Why do we see drops of water on our bathroom mirrors when we take a hot shower
3 answers
Q: . What is the term used when sound is taken in by an object
1 answer
Q: If you double the distance between two charged objects you reduce the electrical force by a factor of 4. True or false
2 answers
Q: The youths today are more interested in the pursuit of pleasure than in academic year for the motion
1 answer
Q: Which property of an object can be describe as smooth
1 answer
Q: What happen to potential energy of a body when its height is doubled
1 answer
Q: This is electrical energy that comes from the force or energy of moving water. It is the most widely used type of renewable energy.
1 answer
Q: What energy transformation occurs in a oven
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Q: Is a creek stationary or flowing
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Q: What else could David do to an electromagnet to change its strenght
1 answer
Q: What occurs when objects free fall near the Earth and surface
1 answer
Q: Displacement vectors of 3 m and 5 m in the same direction combine to make a displacement vector that is in magnitude.
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Q: Instantaneous acceleration describes how fast a is changing at a specific instant
1 answer
Q: . The slope of a speed-time linear graph is . acceleration velocity speed direction
1 answer
Q: Why is it important for light energy to be absorbed in a radiometer
1 answer
Q: Work is made easier when what changes the direction or size of the force needed to do the work
1 answer
Q: The fact that money must withstand the wear and tear that comes from being used over and over again is a measure of its what
1 answer
Q: In water heat travels up much faster than it travels down Explain
1 answer
Q: Which object will sink in freshwater which has a desity of 1.0 gcm3
2 answers
Q: A piece of lead has a density of 11.3 g per cm cubed and a mass of 282.5 g. What is its volume
3 answers
Q: What are the advantages of laboratory thermometer
1 answer
Q: Why are sound waves classified as longitudinal waves
1 answer
Q: What happens to the other bulb if one bulb burns out
1 answer
Q: Electron microscopes use a beam of light to produce a magnified image.
2 answers
Q: 3 examples that are designed to produce pushing or pulling forces
1 answer
Q: A large ripple tank with a vibrator working at a frequency of 30 hz produces 25 complete waves in a distance of 50 cm.the velocity of the wave is
1 answer
Q: Sound travels with a different speed in media. In what order does the velocity of sound increase in these media
1 answer
Q: The separation distance between two 1.0 kg masses is decreased by two-thirds. How is the gravitational force between them affected
1 answer
Q: What form of energy does a flashlight produce
1 answer
Q: The recognition that objects are constant and unchanging even though sensory input about them is changing is called
1 answer
Q: Steps of the making of the electric light bulb
1 answer
Q: Momentum is calculated by multiplying an object's mass by its what
2 answers
Q: What happens when you move the fulcrum
1 answer
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