Mechanics

Which of the following statements best describes Newton's First Law of Motion?

• An object will remain at rest or move at a constant speed unless acted upon by an external force.

• The acceleration of an object is directly proportional to the net force acting on it.

• For every action, there is an equal and opposite reaction.

• The force of gravity acts between all masses.

What two factors influence the force of gravity?

• mass

• weight

• distance

• acceleration

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Tags

NGSS.MS-PS3-1

According to Newton's Second Law of Motion, what is the relationship between force, mass, and acceleration?

Tags

NGSS.MS-PS2-2

If two objects collide and stick together, what type of collision is this?

• Elastic collision

• Inelastic collision

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-1

The measure of how quickly something moves or the distance it moves in a given amount of time is called

• motion
• position
• speed
• location

Tags

NGSS.4-PS3-1

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Tags

NGSS.MS-PS3-1

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

The speed of the vehicle between points A-B is...

• constant

• increasing

• decreasing

Tags

NGSS.MS-PS3-1

The speed of the vehicle between points D-E is...

• constant

• increasing

• decreasing

Tags

NGSS.MS-PS3-1