measurement

What is mass?

• The amount of matter in a body

• The amount of water in a body

• The amount of fat in a body

• The amount of jellybeans in a body

What is weight?

• The magnetic force acting on the body

• The electric force acting on the body

• The gravity acting on the body

• The gravitational force acting on the body

Which statement BEST describes the relationship between the weight and mass of an object?

• If mass increases, weight will decrease.

• Doubling mass reduces weight by half.

• An increase in mass will not affect weight.

• If mass increases, weight will increase.

Four students make statements about mass and weight.

Which statement is correct?

• Mass is a force, measured in kilogram.

• Mass is a force, measured in newton.

• Weight is a force, measured in kilogram.

• Weight is a force, measured in newton.

The following experiment was set up. Which of the following is in ascending order of density?

• water, mercury, oil

• mercury, water, oil

• oil, water, mercury

• oil, mercury, water

A solid triangle is made from copper is cut into 3 pieces P, Q and R.

Which piece has the greatest density?

• P only

• Q only

• P and Q only

• all pieces have the same density

True or False:  The density of a specific type of material never changes.  

• True
• False

If the density of a bar of gold is 19.3 g/cm³ and you cut it into 4 pieces, what is the density of each piece of gold?  

• 4.825 g/cm³
• 9.65 g/cm³
• 19.3 g/cm³
• 38.6 g/cm³

How much liquid is represented?

• 56 mL

• 50.6 mL

• 58 mL

• 50.8 mL

A cubic centimeter (cm³) is equal to

• 1 milliliter (mL)

• 1 liter (L)

• 1 foot

• 1 meter (M)