Newton's First Law of Motion

The two conditions Newton's 1st law addresses are:

• rest and motion

• gravity and lift

• drag and thrust

• unbalanced force and balanced force

What word describes an objects resistance to the change in motion called?

• inertia

• friction

• force

• momentum

The greater the mass of an object, the greater the ___________ according to Newton's 1st Law.

• force

• friction

• momentum

• inertia

A bus moves forward suddenly. A passenger standing in the aisle:

• begins to fall backwards

• remains at rest until the bus moves forward

• obeys Newton's Law of Inertia

• all of these

Which type of force will cause a change in an objects motion?

• gravity

• a balanced force

• an unbalanced force

What can a force do?

• stop a motion

• start a motion

• change the direction of motion

• all of the above

Tags

NGSS.3-PS2-1

What determines how much inertia an object has?

• mass

• gravity

• time

• energy

Tags

NGSS.MS-PS2-2

In the tablecloth challenge, the heavier objects have greater ______________ than the lighter objects at rest.

• mass

• inertia

• both a and b

• none of the above

What is the name for a push or pull?

• movement

• density

• speed

• force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If two people are pulling against each other with forces of 500N and 600N then there is ____________.

• a balanced force

• an unbalanced force

• a weak force

• a universal force

Tags

NGSS.3-PS2-1