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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: Study whose medium is sound
1 answer
Q: What sort of faults have shearing force
1 answer
Q: What are the energy waves produced in a microwave oven
2 answers
Q: What is surprising thing that happens in a superconductor
2 answers
Q: If a barbell weight 160 N What other information do you need to calculate how much work it takes to lift it
1 answer
Q: When you blow across the top of a bottle with water in it why does the frequency of the sound increase with increasing levels of water
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Q: What is the function of thimble on micrometer screw gauge
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Q: Time and velocity are both vectors.
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Q: Why is sound not transmitted in a vacuum How are sound waves produced
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Q: How would you compare the sensitivity of your ears to that of the dog in terms of detecting sound
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Q: The colors that make up white light are called what
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Q: Phase difference between two points on wave front
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Q: Wire dangling from the electric line
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Q: When you exert a force on an object it exerts the same force back on you
2 answers
Q: How do control the temperature for a Bunsen burner
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Q: Calculate what is the momentum of a 750 kg car travelling at a velocity of 25 ms
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Q: What medium sound waves travel through
2 answers
Q: Why can gravity pull on the suspended particles and grasses in the air
1 answer
Q: Think critically explain whether the following statement is true if an object i movingthere must be a force acting on it.
1 answer
Q: Can cold energy be transferred to an object
2 answers
Q: Josh rowed a boat 1 mile out into the lake then turned right and rowed another 12 mile. Draw a vector diagram that shows his resultant displacement. Be sure to label all vectors.
1 answer
Q: If he dropped a piece of burlap tied into a ball with twine and a 2-pound rock at the same time what would he have seen and why
1 answer
Q: Which waves are bent as they pass from one medium to another medium of a different density
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Q: Explain drag and how it relates to flight.
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Q: If a house was viewed through infrared goggles where would the most heat be seen
2 answers
Q: Any material from which energy can be obtained is called a
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Q: A hollow tennis ball and a lead filled tennis ball are dropped off of a tall building. which reaches the ground first
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Q: What is the complete spectrum of electromagnetic wave frequencies and wavelengths
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Q: Suppose a rock is dropped off a cliff with an initial speed of 0 ms. What is the rocks speed after 5 seconds in ms if it encounters no air resistance
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Q: What is the magnitude of his displacement during this walk in meters
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Q: What are the Five main types of forces
1 answer
Q: The balls in the figure above have the same mass. if the balls are dropped from the table at he same timewhich ball will hit the floor first
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Q: Describe the motion of a car shown by the distance -graph in figure 1a
1 answer
Q: An object goes from a speed of 9ms to a total stop in 3 s. what is the objects acceleration
1 answer
Q: How are all electromagnetic waves alike how ado they differ
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Q: What does a measure of both the speed and direction of a moving object
1 answer
Q: What weighs 3700 tonnes
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Q: Suppose a rock in free fall is dropped off a cliff after falling 5 seconds it speed will be 100
1 answer
Q: How many KB is 800 pixels
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Q: Is friction useful to ship
3 answers
Q: The law of motion that states that an object will maintain its straight line motion until acted upon by unbalanced force is
8 answers
Q: A cart loaded with groceries has more inertia because it has more mass then the empty cart true or false
1 answer
Q: A skydiver slows down in 54 ms to 4 ms by opening his parachute if it takes 0.75 What is is the magnitude of the skydivers acceleration
1 answer
Q: Julie ran eight laps around her schools quarter mile track in 18 minutes what was her average velocity was
1 answer
Q: What is an average velocity of zero
3 answers
Q: What are some science sentences using magnetic field
2 answers
Q: In freefall do heavier objects fall with a greater acceleration than lighter objects
3 answers
Q: Source of error in a electricity experiment
1 answer
Q: What are some destructive forces on Jekyll island
1 answer
Q: Is water displaced by waves or does the water stay in the same place
1 answer
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