Answer:
For an object to be said to be accelerating, it needs to be changing its speed in relation to the time it is moving.
Statements showing acceleration are:
10. A car travels on a winding road at a constant speed of 60 miles per hour hour
11. Victor swims laps in pool at an average of 2 laps per minute
12. A rocket travels straight up at 10,000 kilometers per hour.
13 Keanu runs around the block at an average speed of 8 miles per hour.
15. Jair runs on a treadmill at a constant speed of 10 miles per hour.
16. Hady is stopped at a stoplight. When the light turns red, she drives 45 miles per hour westward.
Statements not showing acceleration:
9. A box travels on a conveyor belt that is moving at a constant speed.
14 Julius sue rides the escalator to the third floor of the mall.
