1) A car travels at 40 mph. what distance will it travel in 3 hours ? distance = × = 4 mph × 3 hours = 120 m / hour

2) An athlete sprints at 10m/s. how long does it take him to complete a 200m race?

Time = DISTANCE ÷ SPEED = =

60

Explanation:

acar travel 40 kmph 2 hours and the 60 kmph in 3 hours

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1. go on google and write

2 open this and click on your profile pic and if your profile is not appearing, then u have to log in.

3. when u click on your profile pic, there appears four options on the top.

4. click on the 1st option and scroll down and go at the bottom.

5. click on edit profile.

6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

hope this u

and ur welcm

: )

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.