Science Chapter 2 Question Preview (ID: 45943)


Science Chapter 2. TEACHERS: click here for quick copy question ID numbers.

What is kinetic energy?
a) Energy obtained from the sun
b) Natural energy of each object
c) Energy of a moving object
d) The energy that remains after an object is at rest

As the speed of an object ______ its kinetic energy _______.
a) increases, decreases
b) decreases, decreases
c) increases, increases
d) decreases, increases

If the speed of an object decreases, its kinetic energy _______.
a) remains the same
b) increases
c) decreases
d) stops

What is conduction?
a) Performing a musical
b) Directing a train
c) Boiling water
d) The process of transferring energy

Energy can only be transferred from something at a higher temperature to something at a _____ temperature.
a) lower
b) higher
c) the same
d) any

The measure of the average kinetic energy of the atoms or molecules of a substance is?
a) Heat
b) Kinetic Energy
c) Temperature
d) Conduction

The energy that is transferred from a substance at a higher temperature to a substance at a lower temperature is?
a) Temperature
b) Heat
c) Conduction
d) Cooling

In a solid state, the atoms or molecules that make up the substance have strong attractions to each other and stay in _____ positions
a) fixed
b) transient
c) mobile
d) loose

When a solid is heated, the motion of the particles ________
a) increases
b) decreases
c) remains the same
d) disappears

Particles sliding past each other as the substance begins to state from a solid to a liquid is...
a) transference
b) Melting
c) heating
d) Sublimation

Changing directly from a solid to a gas is....
a) Heat
b) Temperature
c) Melting
d) Sublimation

Molecules in a liquid go directly into the air as a gas is...
a) Evaporation
b) Sublimation
c) Melting
d) Heat

The temperature at which a substance begins to melt is...
a) Melting
b) Melting point
c) Evaporation
d) Sublimation

Changing from a gas to a liquid is
a) Condensation
b) Evaporation
c) Conduction
d) Melting Point

Changing from a liquid to a solid is
a) Freezing
b) Melting
c) Condensation
d) Evaporation

When water freezes, the molecules move
a) closer together
b) further apart
c) in a circular pattern
d) they dance all over the surface

Changing from a gas to a solid is
a) Melting
b) Condensation
c) Freezing
d) Deposition

This forms when liquid water evaporates to become water vapor and moves up into the sky in upward-moving air.
a) clouds
b) rain
c) tornadoes
d) ice crystals

This forms when a small drop of water freezes, falls and then gets pushed back up into a cloud. eventually it becomes a heavy ice crystal and falls to the ground
a) snow
b) hail
c) dew
d) rain

This is produced when moist air close to the ground cools enough to condense and forms liquid water.
a) rain
b) dew
c) hail
d) fog

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