7.7a

Which of the following best describes velocity?

• 60 km/h

• 60 km/h north

• 60 km

• 60 km north

What does a horizontal line on a distance-time graph indicate?

• The object is moving at a constant speed.

• The object is accelerating.

• The object is at rest.

• The object is decelerating.

What effect do balanced forces have on an object in motion according to Newton's First Law?

• The object will stop.

• The object will change direction.

• The object will continue moving at a constant speed.

• The object will accelerate.

How does velocity differ from speed in terms of motion?

• Velocity is a scalar quantity, while speed is a vector quantity.

• Speed is a scalar quantity, while velocity is a vector quantity.

• Both speed and velocity are scalar quantities.

• Both speed and velocity are vector quantities.

What does a steep slope on a distance-time graph indicate?

• Slow speed

• Constant speed

• Fast speed

• No movement

What happens to an object in motion if unbalanced forces act on it, according to Newton's First Law?

• It will stop immediately.

• It will continue moving at a constant speed.

• It will change its state of motion.

• It will remain in motion indefinitely.

Tags

NGSS.MS-PS2-2

Which of the following is an example of velocity?

• 30 m/s

• 30 m/s east

• 30 m

• 30 m east

What does a curved line on a distance-time graph indicate?

• Constant speed

• Acceleration

• Deceleration

• No movement

According to Newton's First Law, what will happen to an object moving in a straight line at a constant speed if no external force acts on it?

• It will stop.

• It will change direction.

• It will continue moving in a straight line at a constant speed.

• It will accelerate.

What is speed with a specific direction?

• Average Speed

• Velocity

• Vectors

• Time