Newton's Laws Test

According to Newton's first law of motion, an object at rest will stay at rest unless acted upon by what?

• Gravity
• Friction
• Acceleration
• Force

Newton's second law of motion states that the acceleration of an object is directly proportional to what?

• Its Velocity
• Its Mass
• Its Weight
• Its Volume

According to Newton's third law of motion, for every action, there is an equal and opposite ___________.

What is the unit of force in the International System of Units (SI)?

• Joule
• Newton
• Watt

Which of Newton' s laws explains why wearing a seatbelt is important in a moving vehicle?

• First Law
• Second Law
• Third Law
• All of the above

What is the formula to calculate force?

• Mass * Acceleration
• Acceleration / Mass
• Mass / Acceleration
• Velocity * Time

If an object has a mass of 50 kg and an acceleration of 10 m/s², what is the force acting on it?

• 500 N
• 5 N
• 10 N
• 50 N

Which of Newton's laws explains why it is easier to push a shopping cart with wheels compared to dragging it without wheels?

• First Law
• Second Law
• Third Law
• None

What is the term for the force that opposes motion between two surfaces in contact?

Which of the following is an example of Newton's first law of motion?

• A ball rolling down a hill
• A person jumping off a diving board
• A book sliding off a table
• A car accelerating from a stop sign