General Motion LT1

A turtle crosses the road walking east at a pace of 1 meter/minute.  1 meter/minute east is the turtle's:

• Speed
• Velocity
• Displacement
• Acceleration

A motorcycle slows down at a rate of -10 mi/h/s. This represents the motorcycle's:

• Speed

• Velocity

• Acceleration

• Displacement

Object's falling towards the surface of Earth increase their speed at a rate of 10 m/s².  10 m/s² represents an object's:

• Speed
• Velocity
• Acceleration
• Displacement

Tags

NGSS.HS-PS2-1

True or false:  A cat running after a mouse at exactly 10 mi/h turns left without either gaining or losing speed.  The cat accelerates.

• True
• False

True or false:  A car traveling on a perfect circular track at a constant speed of 215 mi/h is accelerating.

• True
• False

Tags

NGSS.HS-PS2-1

True/False:  A skateboarder traveling at a constant 12 mi/h in a straight line is accelerating.

• True
• False

You walk 10 blocks N of your house, turn left and walk 5 blocks W, then 15 blocks S.  Your distance traveled is:

• 30 blocks
• 30 blocks South
• 5 blocks South, 5 blocks East
• 5 blocks South, 5 blocks West

You run 7 miles N, turn around and run 7 miles back home.  Your displacement is:

• 0 miles
• 14 miles
• 7 miles North
• 7 miles South

You take 1 step forward and 2 steps back.  Sound familiar haha?  What is your displacement?

• 1 step forward
• 2 steps back
• 1 step back
• 3 steps

Weather forecasters would be most concerned about knowing the _________ of a storm system.

• Speed
• Velocity

Tags

NGSS.MS-PS2-2