Newton's First Law

Newton's 1st Law is also called the Law of ...

• Friction

• Inertia

• Unbalanced forces

• Newtons

An object in motion tends to stay in motion unless an ___ force acts on it.

• unbalanced
• balanced

Tags

NGSS.MS-PS2-2

The tendency of an object to resist a change in motion is...

• inertia
• kinetic energy
• vector
• net force

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

Tags

NGSS.MS-PS2-2

The law of inertia (Newton’s First Law) applies

• to both moving and nonmoving objects
• only to moving objects
• only to objects that are not moving

8 N to the left , and 4 N to the right. Find the net force. Is this balanced? 

• 12 N Right  No
• 4 N Left  No
• 12 N Right  Yes
• 4 N Left  Yes

Tags

NGSS.MS-PS2-2

​ (a)   is the force caused by objects rubbing together.

• Gravity

• Acceleration
• Friction

The force that pulls objects inward is called ​ (a)   . It is what keeps us on the Earth.

• Friction

• Wind Resistance

• gravity

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which type of force(s) will cause a change in an object's motion?

• gravity
• zero net force
• balanced forces
• unbalanced forces

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

You and your friend, are playing tug of war. Your friend pulls with a force of 55 N to the right. You pull with a force of 65 N to the left. What is the net force on the rope?

• 10 N, to the left

• 20 N

• 10 N, to the right

Tags

NGSS.MS-PS2-2