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Motion Practice #2

Last updated about 1 month ago

6 questions

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Question 1

1.

Draggable item		Corresponding Item

Question 2

2.

When an earthquake occurs, several different types of waves radiate outward from the epicenter. The fastest of these are the primary waves. What is the speed of the primary waves if they can travel 97.5 km in 7.5 seconds? Be sure to show: formula, substitution with units, final answer with units.

Question 3

3.

In order for a typical rocket to make it into low Earth orbit (LEO), in must be travelling at 17,000 km/hr. If the outer reaches of LEO is 950 km, how long will it take for the rocket to achieve LEO?
Be sure to show: formula, substitution with units, final answer with units.

Question 4

4.

How far does a motorcycle travel if it travels at a velocity of 10 m/s NE for 9 seconds?
Be sure to show: formula, substitution with units, final answer with units.

Question 5

5.

A short-track speed skater can skate 500 meters in 35.2 seconds. How fast is this?
Be sure to show: formula, substitution with units, final answer with units.

Question 6

6.

Dolphins typically cruise along at speeds of 3.5 m/s. If Flipper the friendly dolphin maintains this speed for 30 minutes, how far will Flipper travel?
Be sure to show: formula, substitution with units, final answer with units.

Match each type of speed with its proper term.

speed of light

instantaneous speed

calculation of speed between one point an another

constant speed

speed of a car tracked by a radar gun

average speed