Science 7- Monthly Assessment- 3rd Quarter

how far an object has moved.

The popular measurement of distance is meters or kilometers.

• Distance

• Displacement

• Motion

Have magnitude and direction

• Vector Quantities

• Scalar Quantities

They are dependent on fundamental quantities ex. area, volume, density and force

• Derived Quantities

• Fundamental Quantities

A spaceship can move 200 meters in 2seconds. What is the ship's velocity?

• 50 m/s

• 100 m/s

• 20 m/s

A person travels at a speed of 80 miles per hour. How far will he travel in 4.5 hours ?

• 360 miles

• 270 miles

• 250 miles

means that the speed stays the same throughout the entire distance.

• Changing Speed

• Constant Speed

Between what points is the bus stopped?

• CD

• BC

• AB

Between what points is the bus moving at a constant speed?

• AB AND EF

• OA AND DE

• BC

A skateboarder is traveling at 8 m/s. He slows and comes to a stop in 4 sec. What was the acceleration?

(hint: it is a negative number)

• 2 m/s²

• 4 m/s²

• 6 m/s²

• Speed

• Velocity

• Acceleration

• Deceleration