Newton's Laws of Motion

A change in velocity over time is called ___________.

• speed
• force
• acceleration
• direction

An object's velocity can be changed by changing its speed, its direction, or both.

• True
• False

Tags

NGSS.MS-PS2-2

The increasing speed of a falling object is caused by _____________.

• force
• mass
• speed
• gravity

Tags

NGSS.MS-PS2-4

What happens when unbalanced forces act on an object at rest?

• the object remains at rest
• the object begins moving in an unpredictable direction
• the object begins moving in the direction of the net force
• the object begins moving opposite to the direction of net force

Tags

NGSS.MS-PS2-2

What Unit do we Measure Force in? 

• Newtons
• Joules
• Force
• Don't know

A ball is rolling on the floor and a force pushes it in the same direction, what will happen?

• The ball will go faster.
• The ball will slow down.
• The ball will stop. 
• The ball will fly in the air.

Tags

NGSS.MS-PS2-2

What is the formula for force?

• F=M/A
• F=MA
• F=AX
• what is force?

According to Newton's second law, if you increase the force applied to an object :

• it accelerates more
• it doesn't move
• you get more inertia
• it decelerates

Tags

NGSS.MS-PS2-2

What is Newtons 2nd law of motion?

• Pancakes 
• Force= Mass multiplied by acceleration
• For every action there is a equal and opposite  re-action.
• Law of gravity 

Tags

NGSS.MS-PS2-2

If a 10 kilogram object accelerates suddenly at 15 m/s^2, how much force was applied to the object?

• 150 Newtons
• 15 Newtons
• 150 kilograms
• 100 kilograms

Tags

NGSS.MS-PS2-2