On the surface of Earth, a spacecraft has a mass of 2.00 x 10⁴ kilograms. What is the mass of the spacecraft at a distance of one Earth radius above Earth's surface?

(1) 5.00 * 10³ kg

(2) 2.00 * 10⁴ kg

(3) 4.90 * 10⁴ kg

(4) 1.96 * 10⁵ kg

This glass of lemonade is sitting in the hot summer sun. As time passes, in which direction will heat transfer take place?

If an object had a mass of 5 kilograms, what would be the weight of the object measured on a spring scale in the unit of Newtons?

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What property of matter determines the electrical conductivity of a substance?

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Friction is a force that speeds up motion between two surfaces that are in contact

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an 100kg object traveling at 50m/s collides (perfectly inelastic) with a 50kg object initially at rest. what is the sum of the momentum of both objects prior to the collision?

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