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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.

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Questions
Q: Compare the amount of work done when a force of 2n moves an object 3 meters with the work done when a force of 3n moves an object 2 meters
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Q: Everyone working in or around the area where asbestos work occurs should have the risks thoroughly explained them true or false
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Q: What is amount of work done by a locomotive against gravity if it is travelling in a level of plane.
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Q: When A weight lifter in holding a weight of 120 kg on his shoulder for 30 s .calculate amount of work done.
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Q: What causes a ball rolling on the grown to eventually come to rest
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Q: Why is energy transfer processes ineffitient
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Q: When does conduction stop
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Q: How does the resistance force relate to the effort force for the fixed pulley alone
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Q: What to do If parts are replaced when you have work done on your vehicle
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Q: The ability to do work or cause change What is the answer
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Q: What kind of force acts through distance
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Q: A man pushes a lawn mower with a force of 200 N across 50 meters of his lawn. How much work did the man perform
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Q: Whyi is the chemical energy of a battery potential energy and not kinetic energy
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Q: Which arrangement would require the least amount of effort force to lift the load
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Q: When an object seems to move it has
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Q: In which situation is the gravitational force between two objects hard to detect
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Q: Two like charges are separated by some distance. Describe quantitatively what will happen to the force exerted by one charge on the other if the distance between the charges is halved. The force will
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Q: Why do water particles become taller on wax paper than on a table top
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Q: Does water vapor lose or gain energy during process of condensatiom
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Q: Pictures of objects that are used to communicate are called .
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Q: The law of of energy states that energy cannot be created or destroyed.
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Q: A galaxy that emits an abnormally large amount of energy in the infrared radio ultraviolet and x-ray portions of the electromagnetic spectrum is known as a(n)
2 answers
Q: When a ball is dropped what type of energy increases
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Q: Is bounce an adjective
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Q: Frequency speed efficiency streamlined features and global competition are traits of which of the following
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Q: When and who invented the first sound recording process
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Q: How much would 50 peanuts weigh
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Q: Why is so little energy passed on
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Q: What type of simple machine is a shoe laces
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Q: What does held onto something tightly mean
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Q: The sequence in which growth starts at the center of the body and moves toward the extremities is referred to as
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Q: Mass and the force of gravity have a direct relationship what does this mean
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Q: What is the term we use to describe how users move around a webpage
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Q: Why does steam have a greater volume than that of water
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Q: Kelly is sledding on a snowy hill in the winter. The energy the sled has as it slides down the hill is a form of
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Q: What is vector physical
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Q: How was science used when making phone
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Q: Look closely at the chart above. Why is gas turbine power more expensive per kilowatt-hour than nuclear power
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Q: A calorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same
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Q: A car has a tire that is 240 cm in circumference. The car has a mechanism that measures the amount of time to complete one revolution. What is the car's instantaneous speed in kmhr if it takes 0.12 se
2 answers
Q: The thermal energy in a cup of tea is the thermal energy in a pot of tea at the same temperature
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Q: . A step-up transformer has a primary coil with 100 turns and a secondary coil with 25 turns. If the input voltage in the primary coil is 40 volts what is the output voltage reduced to in the secondar
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Q: Heat is the transfer of thermal energy because of difference
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Q: Thermal energy does not depend on an objects what
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Q: A fracture treatment in which pins or a plate are placed directly into the bone to hold the broken pieces in place is known as
1 answer
Q: Explain what is meant by the energy of pressure
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Q: On a large scale matter is mostly neutral. What is true of electric forces on a large scale
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Q: Hich of these wave components determine a wave's energy
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Q: Motion may be defined as any push or pull.
4 answers
Q: True or false near the earth surface the amount of mass an object has does not affect its acceleration due to gravity
2 answers
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