Science 8 Exam 2025

Jasmine breathed against the window pane and noticed that her breath made a spot on it from the water vapor in her breath. Which stage of the water cycle would this show?

• Precipitation

• Condensation

• Evaporation

• Transpiration

Tags

NGSS.MS-ESS2-4

Olivia looked outside one morning and saw that the grass was wet. She knew that it had not rained the night before, so she wondered how the moisture had collected on the grass to form the dew. What conditions must exist for dew to form?

• Warm air grew warmer, the air would be able to hold more moisture, and the excess collected as it condensed.

• Cool air warmed, the air would be able to hold less moisture and cause the water vapor to condense

• Warm air cooled, the air would be able to hold less moisture and causing the water vapor to condense

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When air masses collide in the atmosphere, different types of fronts form. Which types of fronts form when a warm air mass gets caught between two cold air masses?

• Warm front

• Cold front

• Stationary front

• Occluded front

Tags

NGSS.MS-ESS2-5

Earth’s Atmosphere is mostly made of which 2 gases?

• Carbon dioxide and Nitrogen

• Oxygen and carbon dioxide

• Carbon dioxide and Methane

• Nitrogen and Oxygen

What is the measure of the amount of water vapor in the atmosphere?

• Dew point

• Evaporation

• Humidity

• Precipitation

Which term describes the type of boundary where 2 air masses meet?

• Cyclone

• Anticyclone

• Front

• Jetstream

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What type of air mass would most likely form over Canada?

• Continental tropical

• Continental polar

• Maritime tropical

• Maritime polar

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Rain, hail, sleet, and snow are all examples of

• Frozen water

• Precipitation

• Condensation

• Transpiration

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

In which layer of the atmosphere does weather occur?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Tags

NGSS.MS-ESS2-5

What percentage of our atmosphere is made up of gases other than oxygen and nitrogen?

• 1%

• 10%

• 21%

• 78%