Exploring Newton's Second Law

What is the SI unit of force?

• Joule

• Newton

• Watt

• Pascal

Which equation correctly represents Newton’s Second Law of Motion?

Tags

NGSS.MS-PS2-2

Which of the following best defines mass?

• The amount of space an object occupies

• The amount of matter in an object

• The force acting on an object

• The speed of an object

Tags

NGSS.MS-PS2-4

Which of the following is an example of a contact force?

• Gravitational force

• Magnetic force

• Frictional force

• Electrostatic force

If the net force on an object is zero, what can be said about its motion?

• It must be accelerating

• It must be at rest

• It moves with constant velocity or is at rest

• It must be moving in a circle

Which of the following quantities is a vector?

• Mass

• Weight

• Speed

• Distance

Tags

NGSS.MS-PS2-2

Which of the following statements is true about mass and weight?

• Mass changes with location, weight does not

• Weight is a measure of inertia

• Mass is a scalar, weight is a vector

• Weight is measured in kilograms