Newton Laws

What kind of force causes objects to move?

• Balanced

• Unbalanced

Tags

NGSS.3-PS2-1

We wear seat belts in cars because _________ will cause us to move forward in a crash.

• mass

• speed

• inertia

Forces create motion by either a push or a pull on an object.

• True

• False

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Forces are never produced in pairs with equal and opposite strengths.

• True

• False

Tags

NGSS.MS-PS2-1

The more mass an object has, the _______ force it takes to accelerate it.

• more

• less

Tags

NGSS.MS-PS2-2

Weight and force are measured in ___________.

• meters

• Newtons

• pounds

• seconds

Which law of motion says that you must push or pull objects harder if they have more mass?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-PS2-2

What is Newton's First Law

• F=ma

• Every action has an equal and opposite reaction

• An object at rest stays at rest, an object in motion stays in motion.

• Friction

Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar

• Equal and opposite

• Equal and different

• Greater and opposite

Tags

NGSS.MS-PS2-1

When the teacher rearranges the desks in the classroom, she must apply ____________ to push and pull the desks around.

• acceleration

• force

• weight

• magnets

Tags

NGSS.MS-PS2-2