Unit 3 The Earth Systems Chapter 5 Review

Which of the following would be a chemical change?

• breaking a stick

• popping popcorn

• shredding paper

• cutting wood

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-4

Which of the following is a chemical reaction?

• ice cubes forming in freezer

• ice cream melting in a bowl

• salt dissolving in water

• muffins baking in the oven

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Why did the Statue of Liberty turn green?

• the people didn't like the brown color

• it was cleaned with chemicals and turned green

• the copper it was made of reacted with oxygen in the air and it changed from brown to green

• it was painted

A student weighs a piece of paper. It weighs 4 grams. The student then tears the paper up and weighs it again. What would you expect the torn pieces of paper to weigh?

• more than the whole sheet

• less than the whole sheet

• the same as the whole sheet

• double the whole sheet

Tags

NGSS.MS-PS1-5

Choose all the indicate a chemical reaction may have taken place.

• bubbles are produced

• temperature increase

• volume increase

• color change

• melting

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NGSS.MS-PS1-2

Which of the following are examples of chemical changes? Choose all that apply.

• bubbles from mixing vinegar and baking soda

• fireworks shooting off

• melting chocolate

• baking a cake

• dissolving sugar

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which two spheres interact when a drought causes crops to die?

• atmosphere and geosphere

• biosphere and geosphere

• hydrosphere and biosphere

• atmosphere and biosphere

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Which two systems are interacting when wind blows away loose soil?

• atmosphere and geosphere

• biosphere and geosphere

• hydrosphere and biosphere

• atmosphere and biosphere

What is the conservation of mass?

• the mass of substances changes when undergoing a physical change

• the mass of substances changes when undergoing a chemical change

• the mass of substances will stay the same when undergoing a physical or chemical change

• mass is always different

Tags

NGSS.MS-PS1-5

Which of the following is NOT a chemical change?

• leaves burn

• ice melts

• eggs boil

• a bike rusts

Tags

NGSS.MS-PS1-2