Motion Speed

Which of the following is an example of instantaneous speed?

• the speedometer in a car

• the average lap times of a mile run

• the final time of a 100 meter dash

• a storm radar predicting the path

___________ describes when an object changes its position relative to some measuring point.

• motion

• reference point

• distance

• time

A _________ is a background object or place that helps determine if something is in motion.

• speed

• reference point

• velocity

• instantaneous speed

_________ is solved by measuring distance divided by time.

• time

• distance

• motion

• speed

Tags

NGSS.MS-PS3-1

Speed with a direction added to it makes it become known as _________.

• distance

• time

• velocity

• instantaneous speed

The specific speed at any one single moment during a trip is known as ___________.

• average speed

• instantaneous speed

• velocity speed

• overall speed

Which SI unit should be used for speed?

• m/s

• s

• m

Tags

NGSS.MS-PS3-1

A train is traveling 150 mph West.

Is this the speed or velocity?

• speed since it's mph

• speed since it includes a direction

• velocity since it's mph

• velocity since it includes a direction

True or False: Without a reference point, it's extremely difficult to tell if an object is in motion since there's nothing to measure it against.

• True

• False

True or False: A bunch of storm clouds are traveling at 350 mph North. This is the velocity.

• True

• False

Tags

NGSS.MS-ESS2-5