Force and Motion

What is a PUSH or PULL of an object?

• Motion
• Force
• Friction
• Gravity

Tags

NGSS.MS-PS2-2

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

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

Which force produces a change in motion?

• unbalanced force
• balanced force
• gravitational force
• frictional force

Tags

NGSS.MS-PS2-2

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

What happens when two forces act in the same direction?

• They cancel each other out.
• The stronger one prevails.
• Their strengths are added.
• Their sum divided by the two is the total force.

Tags

NGSS.3-PS2-1

Any time the forces are unbalanced, an object will remain at rest. True or false?

• true
• false

Tags

NGSS.MS-PS2-2

How is gravity affected by mass?

• the larger the mass of the object, the greater the gravity
• small objects have no gravity
• gravity is not affected by mass of objects, whether large or small

Tags

NGSS.MS-PS2-4

What slows down the motion of an object or keeps it from starting?

• mass
• friction
• gravity
• magnetism

Tags

NGSS.3-PS2-1

The tendency of an object at rest to stay at rest unless it is acted upon by a force is ___________________

• inertia
• motion
• gravity
• lubricant

Tags

NGSS.MS-PS2-2

What happens when an object accelerates?

• Only its speed changes.

• Only its direction changes.

• Its speed or direction changes.

• Its speed and direction do not change.