Worksheets7th Grade Unit 2 Test
Total questions: 14
Worksheet time: 10mins
The hot air that you see rising from the pavement on a hot summer day is an example of
Conduction
Insulation
Convection
Radiation
When water evaporates, it changes from a liquid to a
solid
liquid
gas
When water falls from the atmosphere to the Earth's surface it is called
Precipitation
Condensation
Evaporation
Exploration
Humidity is the amount of ______ in the air.
Energy
Water Vapor
Pollution
Radiation
The transfer of thermal energy through the movement of warm particles moving up and cool particles falling is called?
Convection
Conduction
Insulation
Radiation
The diagram below represents gas particles moving randomly in a closed space. What could be done to slow the particles down?
lower the temperature of the particles
apply a tractor beam to the particles
shine green laser light into the box
increase the temperature of the particles
Identify which particles BEST describe the molecular movement of the air at the location on the right side of the picture.
Identify which particles BEST describe the molecular movement of the air at the location on the left side of the picture.
What causes the air touching the land to become warmer?
Radiation from the sun directly warms the air.
Energy is transferred from the warm ground to the air.
Convection causes the air near the ground to get warm
The air is always warm.
Cold air:
Is less dense and rises.
Is more dense and rises.
Is less dense and falls.
Is more dense and falls.
Match each front to its description:
Cold front
When a fast moving cold air mass overtakes a slower, warm air mass
When a warm and cold air mass meet, but neither can move the other
A combination of two fronts that form when a cold front catches up and overtakes a warm front
When a warm air mass meets another warm air mass and they combine
When a warm air mass overtakes a colder air mass
Match each front to its description:
Warm front
When a fast moving cold air mass overtakes a slower, warm air mass
When a warm and cold air mass meet, but neither can move the other
A combination of two fronts that form when a cold front catches up and overtakes a warm front
When a warm air mass meets another warm air mass and they combine
When a warm air mass overtakes a colder air mass
Match each front to its description:
Stationary front
When a fast moving cold air mass overtakes a slower, warm air mass
When a warm and cold air mass meet, but neither can move the other
A combination of two fronts that form when a cold front catches up and overtakes a warm front
When a warm air mass meets another warm air mass and they combine
When a warm air mass overtakes a colder air mass
Match each front to its description:
Occluded front
When a fast moving cold air mass overtakes a slower, warm air mass
When a warm and cold air mass meet, but neither can move the other
A combination of two fronts that form when a cold front catches up and overtakes a warm front
When a warm air mass meets another warm air mass and they combine
When a warm air mass overtakes a colder air mass
