Kinetic Energy & Forces

The force that pulls objects towards the center of the Earth.

• Gravity

• Friction

• Inertia

• Force

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which of the below forces will change in an object's motion?

• Gravity

• Net force

• Balanced forces

• Unbalanced forces

Tags

NGSS.MS-PS2-2

Newton's third law states that any action will have a(n) _______ and ______ reaction

• Equal and similar
• Equal and opposite
• Equal and different
• Greater and opposite

Tags

NGSS.MS-PS2-1

If an object is AT REST or NOT MOVING; the forces acting upon it are _____________.

• unbalanced

• weak

• balanced

• Hulk Smash!

Three cars (small mass - medium mass and lots of mass) are traveling at the same speed. Which car has more kinetic energy?

• The smallest one because it has less mass

• They have the same kinetic energy because they are moving at the same speed

• The one with the most mass.

• None of them have kinetic energy

Tags

NGSS.MS-PS3-1

Average speed is:

• Distance divided by time.

• Distance multiplied by distance subtracted by Time.

• Time without distance.

• Distance without time.

push or pull acting on an object

• speed
• force
• position
• mass

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

a force that opposes motion between any surfaces that are touching

• velocity
• friction
• inertia
• position

the amount of matter in an object

• displacement
• mass
• friction
• friction

Tags

NGSS.MS-PS2-2

How fast an object is going from one place to another.

• frame of reference

• speed

• force

• displacement

Tags

NGSS.MS-PS3-1