physical and chemical changes

Glass breaking is an example of

• chemical change

• physical change

• chemical reaction

Spoiling food is an example of:

• chemical change

• physical change

• no change

which is an example of a different substance being formed?

• glass breaking

• cutting a paper

• water freezing

• baking a cake

Mass can't be created or destroyed is stated by the

• law of physical change

• law of conservation of mass

• law of chemical change

which is an example of a chemical change

• breaking an egg

• frying an egg

• freezing an egg

• washing an egg

which is an example of a physical change

• a candle burning

• boiling water

• metal rusting

• baking a cake

Q. 

Jen baked a cake for her sister's birthday. Jen states that once the cake was complete it suffered a

• physical change

• chemical change

• no change

 

Which of the following will result in a substance with new chemical properties?

• shredding paper

• cutting wood

• popping popcorn

• breaking a mirror

the reaction between baking soda and vinegar results in a product that has a mass that is ___________ the mass of the sum of original substances

• more than

• less than

• equal to

Select all the examples of a chemical change.

• ice melting

• nail rusting

• bread baking

• milk spoiling

• wood burning