Measure and Graph Changes in Motion

What does it mean if a distance vs. time graph is a straight line?

• constant speed

• the car was moving in a straight line

What does the slope of a distance vs. time graph represent?

• the car was going up a hill

• the velocity of the object

What does it mean if a slope of a distance vs. time graph is negative?

• The car was slowing down

• The car was moving in the negative direction

• The car was speeding up

• The car was moving in the positive

Tags

NGSS.MS-PS3-1

What is the difference between speed and velocity?

• speed is how fast, velocity is how fast plus what direction
• There is no difference, they are synonyms.
• One is for an object and the other isn't
• Speed is speed and velocity is speed also

Which runner started out the fastest?

• Albert
• Bob
• Charlie

Tags

NGSS.MS-PS3-1

What was Charlie doing between 8 seconds and 10.5 seconds?

• He was stopped
• He was accelerating
• He was returning to start
• He was traveling at a constant velocity

What was Albert doing between 0 and 12 seconds?

• Traveling at a constant speed.
• Accelerating
• Stopped 
• Traveling back to start

Tags

NGSS.MS-PS3-1

What is happening between 9am and 11am?

• The cyclist is traveling up a hill

• The cyclists is speeding up

• The cyclist is traveling at a constant speed

• The cyclist is slowing down

Tags

NGSS.MS-PS3-1

What is the total distance covered by 2 pm?

• 40 miles
• 30 miles
• 60 miles
• 10 miles

Between which two letters is the speed the fastest?

• B and C
• A and B 
• E and F
• C and D

Tags

NGSS.MS-PS3-1