Science 7 -- Semester Preview

How wells dry out?

• ground water is removed slowly than it replaced
• ground water get trapped in an aquifer
• ground water is removed more quickly than it is replaced
• ground water becomes contaminated with pollutants

The processes in which water vapor (a gas) in the air turns into liquid water

• Condensation

• Evaporation

• Precipitation

• Transpiration

Which part of the image of rocks will hold more water?

• Right

• Left

• Center

What is the process happening at #3

• Evaporation

• Precipitation

• Condensation

• Transpiration

What is the term for combining 2 or more atoms together?

• atoms
• elements
• molecules
• compounds

Tags

NGSS.MS-PS1-1

What is the term for combining 2 or more DIFFERENT atoms together?

• atoms
• elements
• molecules
• compounds

Tags

NGSS.MS-PS1-1

Which of the following is a chemical formula?

• H₂SO₄

• Si

• Hg

• C

Tags

NGSS.MS-PS1-1

Which of the following is not a natural cause of water pollution?

• Volcanoes

• Animal waste

• Oil spills

• Silt from storms and floods

TRUE or FALSE. Many people on Earth do not have accces to clean water.

• TRUE
• FALSE

An underground water supply is...

• erosion

• river

• water shed

• aquifer