S8P3.a Explain Recap

Velocity is

• speed and acceleration
• constant speed
• a frame of reference
• speed in a given direction

Acceleration is

• increasing speed
• decreasing speed
• changing direction
• all of the above

Tags

NGSS.MS-PS2-2

Speed =

• distance / time
• time / distance
• distance * time

Tags

NGSS.MS-PS3-1

According to the graph, which statement is true? (Look at the legend key)

• Car A and car B have equal accelerations.

• Car A has a greater acceleration than car B.

• Car B has a greater acceleration than car A.

• Car B accelerates for a longer time than car A.

Tags

NGSS.MS-PS3-1

Which runner won the race?

• Albert
• Bob
• Charlie

Tags

NGSS.MS-PS3-1

Which graph shows the object standing still?

• A
• B
• C
• D

What is happening at E?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1

During which interval is the object speeding up?

• A to B

• B to C

• D to E

• E to F

Tags

NGSS.MS-PS3-1

Which line represents an object moving at a faster speed?

• A
• B

Tags

NGSS.MS-PS3-1

Which graph constant speed

• 
• 
• 

Tags

NGSS.MS-PS3-1