Dixon Unit 7 Science

Radiation is a measure of the average kinetic energy of the particles in an object.

• True

• False

Thermal expansion is the increase in volume that results from an increase in temperature.

• True

• False

A convection current is any movement of matter that results from differences in density.

• True

• False

Upwelling occurs when warm surface water is replaced by cold, nutrient-rich water from the deep ocean.

• True

• False

The curving of the path of a moving object as a result of Earth's rotation is called the Coriolis effect.

• True

• False

a measurement of how hot or cold something is; a measure of kinetic energy

• Pressure
• Temperature
• Volume
• Density

the kinetic energy of a substance's atoms

• thermal energy

• Potential energy of the atoms
• Temperature of the substance
• Vibration of the atoms

an increase in the size of a substance in response to an increase in the temperature of the substance

• Heat expansion
• Thermal contraction
• Thermal expansion
• Temperature growth

a mixture of the gas that surrounds a planet, moon, or other celestial body

• forest
• ocean
• atmosphere
• desert

the transfer of energy as electromagnetic waves

• Convection
• Conduction
• Radiation
• Reflection