Physics Questions

A 20 kg crate of books is at rest on a table. what is the normal force on the books?
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How much time would it take for an airplane to reach its destination. If it traveled at an average velocity of 790km/hr east for a distance of 4,700 kilometres
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A substance can be classified by its physical properties which are properties that
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If a solid is 180g what is the density
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Do you get the same answer if you drive 1.0x10²km at each of the two speeds
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Explain how if two cases are side by side on a shelf one an have more potential energy
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Why do the two elements silver and iron have different properties
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What would you do to change the volume of gas?
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Compare the outermost electrons of an atom with the inner most electrons of an atom in terms of energy
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explain why a high speed collision between two cars would cause more damage than a low speed collision between the same two cars?
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If a 2,300 kg car is accelerating at 16 m/s^2, what is the force it is producing?
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What is the mass of a car that has a speed of 30 m/s and a momentum of 45,000 kg, m/s
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A constellation is _______ that forms a pattern resembling animals, mythological characters, or objects.A. a group of meteorsB. a group of starsC. an entire galaxyD. one single planet
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A basic observation of a star is how bright it appears. This brightness is known as the star'sA. luminosity.B. absent magnitude.C. apparent magnitude.D. absolute magnitude.
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The dark, smooth surface areas of the Moon are known asA. craters.B. rilles.C. maria.D. highlands.
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How many resistors are found in this circuit?A) 0 B) 1 C) 2 D) 3
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A dolphin swims 1.85 km/h. How far has the dolphin traveled after .60 h?
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How much force is required to accelerate a 2 kg mass at 3 m/s2
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