Eighth Grade

What is the equation for Force?

• velocity x motion

• mass x acceleration

• kilograms x mass

• meters / seconds

Tags

NGSS.MS-PS2-2

The combination of all forces are called

• balanced forces

• total force

• net forces

Tags

NGSS.MS-PS2-2

When there is a change in an object's motion, what is caused?

• balanced force

• net force

• unbalanced force

Tags

NGSS.MS-PS2-2

When forces are equal from both sides, this is called...

• unbalanced force

• balanced force

• gravity

• acceleration

What are the two factors that affect the force of gravity?

• distance and time

• mass and speed

• mass and distance

Tags

NGSS.MS-PS2-4

What is mass?

• The amount of matter in an object

• The measurement of force placed on an object due to the acceleration of gravity acting on the object's mass

What is weight?

• The amount of matter in an object

• The measurement of force placed on an object due to the acceleration of gravity acting on the object's mass

The force that two surfaces exert on each other as they pass by one another is called...

• friction

• gravity

• balanced force

• net force

Friction that acts on objects that aren't moving

• sliding friction

• static friction

• rolling friction

• fluid friction

Friction that occurs when one object rolls across another object

• static friction

• sliding friction

• rolling friction

• fluid friction