Questions in Physics

What are the basic building blocks of all living things

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What are the most basic building blocks of all organisms? A. organs B. blood C. cells D. tissue

A 3.0 m long ladder leans against a frictionless wall

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A 6 m long, uniform ladder leans against a frictionless wall and makes an angle of 74.3 ◦ with the floor. The ladder has a mass 25.8 kg. A 67.08 …

Constellations rise in the ____ and set in the ____

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The sun, moon, planets and stars rise in the ____ and set in the ____.

Why is it warmer at the equator than the poles

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Why is the Earth generally warmer at the equator than at the poles?

What is the difference between an inference and an observation

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What is the difference between an observation and an inference?

Which state of matter have no definite shape or volume

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Which state(s) of matter have no definite shape or volume??

What happens to gas particles when a gas is compressed

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What happens to the molecules when a gas is compressed? A. They maintain their temperature. B. There is a drop in temperature. C. There is a rise in temperature. an …

How many miles does the earth travel around the sun

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The earth travels at 68,000 miles/hour as it moved around the sun. How many miles does the earth travel in one trip around the sun

No work is done by gravity on a bowling ball

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No work is done by gravity on a bowling ball that rolls along a bowling alley because

Which of the following statements about quantum theory is incorrect

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Which of the following statements is INCORRECT? A) It is not possible to know the exact location of an electron and its exact energy simultaneously. B) The energies of an …

What kind of weather is associated with a stationary front

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What type of weather is associated with a stationary front

At what temperature does water boil on the celsius scale

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On the Celsius scale, at what temperature does water boil?

A 60 g bullet is fired horizontally with a velocity

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A 2-oz bullet is fired horizontally with a velocity v1 = 1800 ft/sec into the 6-kg block of soft wood initially at rest on the horizontal surface. The bullet emerges …

What is the difference between energy transfer and energy transformation

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1)Describe the difference between an energy transfer and energy store. 2)Give 3 examples of an energy transfer. 3)Give 3 examples of an energy store.

Law of conservation of energy states that energy cannot be

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Complete the sentence to describe the law of conservation of energy. The law of conservation of energy states that energy cannot be created or , but it can be

A car of mass m is on an icy driveway

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A car of mass 1460 kg is on an icy driveway inclined at an angle of 33◦. The acceleration of gravity is 9.8 m/s^2. If the incline is frictionless, what …

What does the heliocentric model of the solar system state

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What does the heliocentric view of a solar system imply? that planets move around Earth that the moon moves around Earth that planets move around the Sun that the moon …

What is the speed of the boat in still water

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The speed of a boat in still water is 20 mph. it travels from one pier to another with the current in 4 hours and back against the current in …

If positive work is done on an object the object

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If the net work done on an object is positive, what can you conclude about the object's motion? - The object is moving with a constant velocity. - The object …

In an electric shaver the blade moves back and forth

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In an electric shaver, the blade moves back and forth over a distance of 2.00 mm. The motion is simple harmonic, with frequency 120 Hz. Find (a) the amplitude, (b) …

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