Physics Final

The correct equation to calculate speed is

• distance/time
• time/distance
• distance x time
• distance/time²

Shona cycles at an average speed of 8km/h. How far has she travelled if she cycles for 4 hours?

• 55km
• 32km
• 43km
• 32miles

The graph represents

• no motion
• Constant velocity
• Acceleration
• negative acceleration

Tags

NGSS.MS-PS3-1

Find the velocity of a truck that travels 75 miles north in 2.5 hours.

• 187.5 mph north
• 30 mph north
• 300 mph north
• 200 mph north

Tags

NGSS.MS-PS3-1

Find the velocity of a plane that traveled 3000 miles west in 5 hours.

• 65 mph west
• 6 mph west
• 600 mph west
• 6000 mph west 

According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will

• remain in motion.
• eventually come to a stop.
• change its momentum.
• accelerate.

A sled sliding on a flat, icy surface with a constant velocity is best described by

• Newton’s first law of motion for objects at rest.
• Newton’s first law of motion for objects in motion.
• Newton’s second law of motion.
• Newton’s third law of motion.

Tags

NGSS.MS-PS2-2

Which law explains when a magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

• Law 1
• Law 3

Tags

NGSS.MS-PS2-1

Which has more Inertia? (and more force to move) 

• Truck
• Ant

Tags

NGSS.MS-PS2-2

Newton's 1st law is often called the _______.

• Newton's 2nd law
• action-reaction law
• law of equality
• law of inertia