Study Guide: Key Concepts of Heat Transfer and Earth's Energy

When ground heat transfers directly to touching air, this is an example of __________.

• conduction

• radiation

• evaporation

• convection

Infrared wavelengths are _______ wavelengths that are longer than _______.

• longer, visible light

• shorter, ultraviolet light

• shorter, radio waves

• longer, gamma rays

Observing how minerals reflect light is known as ________________.

• luster

• hardness

• streak

• cleavage

Energy travels to Earth in the form of ________ radiation.

• electromagnetic

• mechanical

• chemical

• thermal

Visible light contains the colors of the _______, represented by R-O-Y-G-B-I-V.

• rainbow (or spectrum)

• moon

• ocean

• mountain

__________ occurs when energy transfers through direct contact between particles.

• Conduction

• Radiation

• Evaporation

• Convection

Warm air rises because it is __________ and __________ dense than cooler air.

• warmer, less

• colder, more

• warmer, more

• colder, less

The temperature scale with a freezing point of 0° is the __________ scale.

• Celsius

• Fahrenheit

• Kelvin

• Rankine

A small amount of energy arrives as ________ radiation.

• ultraviolet

• infrared

• microwave

• gamma

Heat transfer through __________ waves is called radiation.

• electromagnetic

• mechanical

• sound

• gravitational