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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 is the expression of Boyle's law
1 answer
Q: What does 75 kg equal in pounds
3 answers
Q: The sound of a police siren that is moving away has wavelengths and one that is approaching has wavelengths.
1 answer
Q: Once the depth of snow and ice reaches more than 30 to 40 meters the force of friction begins to pull a glacier downhill true or false
2 answers
Q: What does it mean to say that two varies are directly proportional
1 answer
Q: What is the speed of a wave with a wavelength of 0.010 m and frequency of 60 Hz
1 answer
Q: The amplitude of a mechanical wave shows
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Q: Why doesn't an egg crack when dropped in a bucket of water
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Q: What term is defined of the study of energy and its transformations
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Q: Ben counts the number of waves traveling to the shore. six waves reach the shore in 30 seconds. what is the frequency of the wave
2 answers
Q: Five pounds is 2.268 times as heavy as one kilogram. How many times as heavy is two pounds than one kilogram
4 answers
Q: A 10-kg object moving at 20 ms collides with a 10-kg object that is stationary. After the collision the velocity of the second object is 20 ms.
1 answer
Q: In a nuclear reactor lowering control rods will result
1 answer
Q: Making measurements every five minutes is an example of what
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Q: Why is the acceleration of gravity the same for both a cannonball and a tennis ball
5 answers
Q: Beans and coal both have stored energy. Where did the energy come from
2 answers
Q: Modern dual-processing theory is the idea that our minds have tracks.
2 answers
Q: As the time required for a person to do work increases his power output
2 answers
Q: What is the magnitude of the force acting on the electron due to its interaction with Earth and acirc and 128 and 153s magnetic field
1 answer
Q: Consider two long straight parallel wires each carrying a current I. If the currents move in the same direction
1 answer
Q: Explain how cochlea allow us to hear both low frequency and high frequency sound
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Q: What causes a sound wave to form
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Q: How could you increase the air pressure inside a bag containing a group of air molecules
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Q: An object being swung in circles on the end of rope is an example of projectile motion.
2 answers
Q: Can uniform angular velocity has acceleration
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Q: What makes a soft high pitched sound
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Q: At the point of a converging lens the object cannot be seen.
4 answers
Q: How can you reduce friction between two surfaces
9 answers
Q: A runner went from 6 ms to 2 ms in 2 seconds what was his acceleration
1 answer
Q: Which Helps us to know how merging works
1 answer
Q: Which type of hanger is used when thermal horizondal movement is a factor
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Q: What is the speed in a given directon
1 answer
Q: The volume of air in a balloon
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Q: Does a milkshake have low viscosity
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Q: How many grams does a single skittle weigh
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Q: When the lens loses its elasticity and can no longer bring the objects into focus the condition is known as
1 answer
Q: How many times can you a dollar bill back and forth before it tears
1 answer
Q: If you observe that air pressure is decreasing what kind of weather do you think is coming
1 answer
Q: What is the wave length of 15m and travels at 330 ms
1 answer
Q: What does a bouncing ball obey the law of conservation of energy
1 answer
Q: According to the law of conservation of energy what always stays the same
1 answer
Q: If there were no frictionhow long would it take the cart to stop after you turned off the fan
1 answer
Q: A change of state does not affect an object's
1 answer
Q: A car travels 60 km in the first 2 hours and 68 km in the next 2 hours. What is the car and acirc and 128 and 153s average speed
1 answer
Q: What happens if there is to much friction
1 answer
Q: What word describes how well a sound can be heard
1 answer
Q: How does the pitch of a moving car horn sound to person in front of it
1 answer
Q: . When performing and completing a static governor adjustment on a mechanical governor system what is the relative position of the flyweights attached to the governor gear compared to the governor cup
1 answer
Q: When a sound waves moves in the same direction as the hearer what gets closer together
1 answer
Q: What are sounds that have a frequency too high for people to hear called
1 answer
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