Mass, Volume and Density Review

Suppose an astronaut were to visit a planet where the force of gravity is half that of Earth.  His mass on that planet would be

• ​the same as his Earth mass.

• ​zero.

• ​twice his Earth mass.

• ​half of his Earth mass.

​What is mass?

• ​the amount of matter in an object

• ​the force on an object caused by gravity

• ​the amount of space that something takes up

• ​how fast something is moving

​Mass is measured using a 

• ​balance.

• ​graduated cylinder.

• ​ruler.

• chronometer

​What is volume?

• ​the amount of weight in an object

• ​the amount of gravity pulling on an object

• ​the amount of mass in something

• ​the amount of space something takes up

​Anything that has mass and takes up space is ______.

• plasma

• ​energy

• ​matter

• ​solid

​The volume of a liquid can be measured using a ________.

• ​thermometer

• ​graduated cylinder

• ​balance

• ruler

​Volume is a measure of the amount of space taken up by what?

• ​density

• ​weight

• ​mass

• ​matter

​What happens to an object that is more dense than water when it is dropped into water?

• ​It floats.

• ​It sinks.

• ​It dissolves.

• ​It floats half way down.

​Look at the following images.  Which shows an object that is less dense than water?

• 
• 
• 
• 

​According to the diagram, which item is the most dense?

• ​wood block

• ​plastic block

• ​rubber block

• ​bolt