weather

What provided the fuel needed for the water cycle?

• carbon dioxide

• moon

• sun

• oxygen

Which type of weather event forms over land when high-speed, rotating winds surround a region of extremely low air pressure?

• fog

• hurricane

• snow storm

• tornado

What is the main source of energy for weather everywhere on Earth?

• wind

• gravity

• sun

• precipitation

Which process within the water cycle occurs just as clouds begin to form in the atmosphere?

• condensation

• evaporation

• precipitation

• transpiration

Which term describes the movement of air caused by differences in air pressure?

• convection

• current

• waves

• wind

What always forms between two large air masses of different moisture and air temperature?

• front

• tornado

• hurricane

• thunderstorm

Which is the greatest difference between a tornado and hurricane?

• A tornado has a central eye.

• A tornado lasts for a few weeks.

• A tornado lasts for a day or two.

• A tornado creates powerful funnel clouds.

Which type of storm is most likely to form over warm water near the equator?

• blizzard

• hurricane

• thunderstorm

• tornado

Which water source supplies the majority of water vapor in the atmosphere?

• lakes

• oceans

• ponds

• stream

What is the process of the unending circulation of moisture in Earth’s atmosphere?

• nitrogen cycle

• oxygen cycle

• water cycle

• rock cycle