VG - Do Now - 9/30 - Speed and Graphs

A position-time graph of an athlete winning the 100-m run is shown. Estimate the time taken by the athlete to reach 65 m.

• 6.0 s

• 6.5 s

• 5.5 s

• 7.0 s

Tags

NGSS.MS-PS3-1

Challenge! You are traveling at 60 mi/hr to make it to work on time. You have to be to work in 20 minutes or you will be late. It is 15 miles to get from your house to work. Will you make it to work on time?

• Yes

• No

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

What is happening in this graph from point B to C?

• The object is going down a hill.

• The object is returning to its starting location.

• The object is slowing down.

• The object is staying still.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the speed pf the object in section A?

• 0 m/s

• 30 m/s

• 0.5m/s

• 2 m/s

How far did Marie go before she turned around?

• 20 mi

• 5 mi

• 10 mi

• 25 mi

Dave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?

• 400 minutes

• 100 minutes

• 100 seconds

• .25 seconds