Average Speed Assessment

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

• speed and acceleration

• Speed and average speed

• Speed and Velocity

What is the unit for speed

• 
  

  $\frac{M}{s^2}$
  

• $\frac{M}{S}$

• $\frac{D}{T}$

Tags

NGSS.MS-PS3-1

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

• $50\ \frac{m}{s}$

• 50 m east
  

• $50\ \frac{m}{s\ }east\$

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 velocity over time.

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

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

Acceleration is measured in ________ units.

• $\frac{m}{s^2}$

• $\frac{m}{s}$

• MPH
  

Acceleration on a distance time graph shows up as a __________ line.

• straight diagonal

• straight horizontal

• curved

Speed on a distance time graph shows up as a straight _________ line

• diagonal

• horizontal

• vertical

Tags

NGSS.MS-PS3-1

No motion on a distance time graph shows up as a straight ___________ line.

• diagonal

• horizontal

• vertical

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

• 10 Yards/sec

• 30 yards/sec

• 300 yards/sec

• 3 yards/sec

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?

• 224 mph North or Northwest

• 4 mph North or Northwest

• 560 mph North or Northwest

• 56 mph north or northwest