Physical and Chemical Change

Which is a physical change involving an egg?

• frying an egg
• boiling an egg
• breaking an egg

Does mass change?

• yes
• no

What best explains the physical change of liquid water to ice?

• the liquid water was frozen
• the liquid water was heated
• the liquid water was melted
• the liquid water was evaporated

Which is a result of a change in the state of matter?

• baking a cake
• boiling water
• lighting a match
• rust forming

The first step in the water cycle is evaporation. What gives water the energy to evaporate?

• wind
• clouds
• waves
• sun

Which is the best example of a change that can be undone or reversed?

• clay put in an oven to harden
• cake batter put in an oven to bake
• chocolate left in a warm car to melt

Which is an example of a chemical change?

• freezing water
• breaking an egg
• crushing a can
• baking a cake

Which change would result in a new substance being formed?

• sugar dissolving in water
• a glass bottle breaking 
• ice melting in a bowl
• a metal can rusting

Which is an example of a change that will produce a new substance?

• paper gets wet and is shredded
• a mud puddle evaporates
• a glass jar breaks into a million pieces
•  wood is burned

Which is a chemical change?

• water changing to steam
• condensation 
• paper being folded
• a nail rusting