Force & Motion

Why is it harder for the boy in Image B to get down the hill?

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

What is the net force?

• 2N to the right
• 2N to the left
• 8N 
• 8N to the right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Given the forces being applied, the ball will...

• accelerate to the left
• accelerate to the right
• move at a constant rate to the left
• move at a constant rate to the right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 40 N left
• 0 N Balalnced
• 400 N right
• 40 N right

Tags

CCSS.7.EE.B.3

Newton's first law of motion is also called the law of acceleration.

• True

• False

If an object is at rest, inertia will keep it at rest.

• True

• False

When you are moving at a high rate of speed, having a larger mass makes it harder to stop.

• True

• False

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

If an equal force acts on each of the following objects, which will have the greatest acceleration?

• a golf ball

• a soccer ball

• a football

• a baseball

Tags

NGSS.MS-PS2-2

Inertia explains why ______________________ .

• friction can be overcome for all objects

• people in a car move forward in their seats when the car stops quickly

• gravitational forces are stronger on Earth than on the Moon

• the ground pushes against your feet when you run

An object is accelerated when it is acted on by _________ .

• inertia

• a balanced force

• velocity

• an unbalanced force

Tags

NGSS.MS-PS2-2