G2 Semester 1 STEM Review

Which sentence is true?

• Weather only changes with seasons.

• Weather changes slowly each month.

• Weather never changes.

• Weather can change very quickly.

Water moving from Earth to the air and back again is called ________.

• precipitation

• condensation

• evaporation

• the water cycle

As water drops in the clouds get bigger, they get heavier. They fall to the ground as rain, snow, sleet, or hail. This is called ____________.

• evaporation

• precipitation

• condensation

• imagination

___________ is when water, rain, and melted snow collect in rivers, lakes, and oceans.

• Collection

• Condensation

• Evaporation

• Precipitation

This is water as a gas. You cannot see it. It mixes into the air.

• meteorologist

• water cycle

• water vapor

• sleet

Water __________, or changes to a gas, after the Sun heats it.

• precipitates

• condenses

• evaporates

• gassifies

What warms Earth's land, water, and air?

• The Sun

• The Sun and the moon

• The Sun, the moon, and volcanoes

• kids with too much energy

A ________ is a time of year.

• Christmas songs

• season

• tiger

• watch

Will the Magnet Attract the Metal?

• 6. The magnet attracts only silver metals.

• 6. A magnet attracts objects with iron.

• 6. All metals are attracted by a magnet.

______ is a force that moves objects away from you.

• push

• pull

• gas

• not moving