6th & 7th grade supergame (midterm review) | Baamboozle - Baamboozle

What affects kinetic energy?

Speed and mass

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What is weight?

The measure of the force of gravity on an object

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What are atoms made of?

subatomic particles: protons, neutrons, electrons

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How is mass different from weight?

Mass remains constant while weight depends on location. Mass is how much stuff there is in an object, weight is how heavy an object is.

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What unit is power measured in?

Watts

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Where does evaporation happen?

On the surface of the liquid. Molecules slowly gain energy until they vaporize and become a gas one at a time.

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What are the characteristics of a solid?

It has a definite shape and volume. It has a high density. It's molecules cannot freely move past each other, only vibrate in place.

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What is the mathematical formula for gravitational potential energy?

Gravitational potential energy = Weight (in Newtons) x Height (in Meters)

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Imagine that you are trying to open a jar, and the lid is stuck. You exert a lot of force on the lid, but it doesn’t move. Are you doing work?

No. No matter how much force you exert, you don’t do any work if the lid does not move.

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What is motion?

When an object's position changes relative to another object.

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Water and CO2 in leaves is converted to oxygen and sugar: What kind of property does this describe?

A chemical property because the water and CO2 are CHANGING into sugar and oxygen. They become something different from what they originally were.

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What is the mathematical formula for kinetic energy?

kinetic energy = 0.5 x mass x speed²

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What is the difference in evaportion and boiling?

Boiling happens everywhere in the liquid. Evaporation happens on the surface of a liqui

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