PHY 701.1 Mass

1 tonne = 100 kg

• True

• False

A physical balance measures the weight of a body.

• True

• False

Mass is defined as the amount of ................ present in a body.

The mass of a body is a constant quantity and does not change from

place to place.

• True

• False

1 kilogram = 1000 grams

• True

• False

The weight of an object can change depending on the gravitational field strength.

• True

• False

The mass of a body can be determined by instruments like:

• beam balance

• physical balance

• weighing scale

The SI unit of density is in ___________

To measure the mass of atoms and molecules, we use a unit called

________ which is also known as unified atomic mass unit.

The more the mass of two bodies, the _______ is the gravitational

attraction between them.