5.P.2.2

Front

What is mass?

Back

Mass is a measure of the amount of matter in an object, typically measured in grams or kilograms.

Front

What happens to the mass of water when it freezes?

Back

The mass of water remains the same when it freezes; it just changes from liquid to solid.

Front

What is the principle of conservation of mass?

Back

The principle of conservation of mass states that mass cannot be created or destroyed in a closed system.

Front

If you cut vegetables for a salad, what happens to their total weight?

Back

The total weight of the vegetables remains the same because cutting does not change the amount of matter.

Front

What is the weight of a box of candles that melts together?

Back

The weight of the box of candles remains the same after melting; it is still the same total mass.

Front

How do you calculate the total weight of a mixture?

Back

To calculate the total weight of a mixture, add the weights of all individual components together.

Front

What is the weight of 6 ice cubes if each weighs 1 ounce?

Back

The total weight of 6 ice cubes is 6 ounces.

Front

What is the weight of a glass of water with 12 ounces and 6 ice cubes?

Back

The total weight after the ice cubes melt will be 18 ounces (12 ounces + 6 ounces).

Front

What is the weight of salt water if it weighs 1,200 g?

Back

The weight of salt and water can be 600 g of salt and 600 g of water before mixing.

Front

What happens to the weight of an object when it is chemically changed?

Back

The weight of an object remains the same before and after a chemical change, as mass is conserved.