Light it Up

Eric was sitting on the bench when he decided to run 10 meters for an exercise. What is the reference point evident in the sentence?

• Eric

• Bench

• 10 meters

Elena is sitting in a chair. Does Elena done motion?

• Yes

• No

Which of the following is true about motion?

• Motion is a change in position in a period of time.

• Motion is present when an object covered distance in a unit of time.

• Motion is a change in position in a period of time with respect to a frame of reference.

• All of the above

A car travels 20 km/hr. to west. Which of the following is the velocity of the car?

• west

• 20 km

• 1 hr

• 20km/hr west

Which of the following is the SI unit for time?

• hour

• minute

• second

What ancient measuring tool for time is this?

• sundial

• hourglass

• pendulum

Which of these is a measuring tool for distance?

• clock

• stopwatch

• tape measure

What do you call this way of measuring length by ancient Egyptians?

• Hand span

• Cubit

• Wrist span

What is the SI unit for length?

In solving for speed, distance and velocity is important.

• True

• False