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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: State why contact faces may become pitted over a period of time
1 answer
Q: Why the earth is not in thermal equilibrium with yhe sun
2 answers
Q: You riding a bike when suddenly you hit a large rock. The bike stops moving but you fly over the handlebars. This is an example of what Laws of motion
1 answer
Q: Which has more inertia A has a mass of 100 kg while B has 75 kg.
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Q: Anyone who opposes or acts against your interest is called a (OPSEC)
1 answer
Q: A broom is an example of a machine. where are the input and output forces applied
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Q: Can a machine increase both the force and the distance over which the force is applied Why or why not
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Q: What Lowers the efficiency of a mechanical device.
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Q: Currently what is keeping the wind energy from widespread use
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Q: In which of the circumstances must an individual be given the opportunity to agree or object to the use and disclosure of their PHI
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Q: What are positive things about wind energy
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Q: When a wave arrives at an irregular shoreline the wave front remains straight as it impacts on the shore
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Q: Give an example of a physical model and explainone limitation of the model.
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Q: Diagram and explai what happens to like and unlike charges
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Q: Paper clip insulator or conducter
1 answer
Q: The sphere is made of aluminum and its mass is 26 kg. 1) What is the radius of the sphere
1 answer
Q: What is a electric is the loss of static electricity as charges move off an object
1 answer
Q: Force of gravity pulling on a mass
1 answer
Q: If 68 joules of work were necessary to move a 4 newton crate how far was the crate moved
1 answer
Q: Can the motion of an object be measured just by looking at it
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Q: What are four physical properties of a glass of milk
1 answer
Q: What is a measurement that includes both speed and direction called
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Q: Is the amount of energy in a sound wave is called amplitude
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Q: What is the scientific word for height
1 answer
Q: What is a nucleus that is unstable and undergoes decay
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Q: A person does 50j of work to lift a crate using a pulley. the pulley's work output is 42j. What is the pully's mechanical efficiency
2 answers
Q: A stone block is pushed up a ramp that is 120m long and 20m high. what is the ideal mechanical advantage of the ramp
2 answers
Q: What equation would use to calculate the ideal mechanical advantage of a wheel and axel if the imput force is applied to the axel
1 answer
Q: What is instantaneous velocity in physics
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Q: 800 joules of work was done lifting a 200 newton box to a shelf directly above the box.
2 answers
Q: Energy that transfers between substances because of a temperature difference between the substances is known as .
1 answer
Q: The distance from one compression to the next compression is the amplitude of a longitudinal wave
10 answers
Q: Because it contains just a small amount of distortion over a local area a
1 answer
Q: If you throw a ball into the air where will it have the greatest gravitational potential energy
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Q: How can two objects have different volumes but have the same density
1 answer
Q: As the mass of a body increases its gravitational force of attraction on the earth
1 answer
Q: Systems allow for the exchange of materials with the outside environment.
2 answers
Q: TV in grams
1 answer
Q: According to the law of conservation of momentum in an isolated system the initial total momentum
1 answer
Q: What variable is unknown until the experiment is performed
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Q: 4. refers to waves continuously varying in strength andor quality refers to communications signals or information in a binary form
1 answer
Q: Explain why some people can pull a tablecloth out from under the plates on a table without movingthe plates
2 answers
Q: When liquid is cooled Its particles become
2 answers
Q: A box weighs 35n with gravity applying that force downward if you apply 39n upward force to pick it up what is the net force applid
1 answer
Q: 54kg in st and lb
4 answers
Q: Is resistivity vector or scalar
1 answer
Q: What is the homophone for no empty space
2 answers
Q: Electricity is dependent upon what
2 answers
Q: When a sheet of paper is cut in half is that a physical change
3 answers
Q: When rust forms on a car is that a physical change
3 answers
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