L 6.1 MC Speed

The formula d/t is used for calculating __________ and _____________.

• Speed

• Velocity

• Kinetic Energy

• Potential Energy

Tags

NGSS.MS-PS3-1

What is a unit for speed? ____________

• m/s

• m/s2

• d/t

Tags

NGSS.MS-PS3-1

Some students were investigating the speed of a toy car they built. They performed two trials and recorded their data in the table below. What was the average speed of the toy car during the two trials to the nearest tenth of a m/s? Be sure to use the correct place value. _______________

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OFF

Tags

NGSS.MS-PS3-1

Which of the following best describes the velocity of an object?

• 50 m/s

• 50 m east

• 50 m/s east

• 50 m/s2

What is the difference between the velocity and the speed of an object?

• Velocity is the change in distance over time, while speed is the change velocity over time.

• Velocity has a direction associated with it, while speed has no specific direction.

• Velocity has no direction associated with it, while speed has a specific direction.

• Velocity is the change in speed over time, while speed is the change in distance over time.

A golf ball is hit a distance of 300 yards in 10 sec. What is the speed of the golf ball?

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Tags

NGSS.MS-PS3-1

Mr. Smith is traveling from Houston, TX to Dallas, TX. It takes 4 hours to make the 224 mile trip. What is his velocity? ___________

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OFF

Tags

NGSS.MS-PS3-1

What is the average speed of the object at 8 seconds? _____________

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OFF

Tags

NGSS.MS-PS3-1

Match the following

Groups:

(a) Scalar

,

(b) Vector

• 30m/s, east

• Displacement

• 4miles, north

• 12 mph

• Velocity

• 5m

• Distance

• Speed

• 12km/h, rightwards

• 20 Degrees Celsius

If the Moultrie cross country team went on a 20 mile run around the school. Their ​ (a)   ​would be 0 miles and their ​ (b)   would be 20 miles.

• displacement
• distance
• speed
• velocity