Answer:
Measuring cup and graduated cylinder
Explanation:
These tools measure the volume of liquid matter. Measuring cups are used frequently in cooking and provide measurements generally in ounces and grams. A graduated cylinder is used in laboratories and in research and allows for a greater degree of precision in measuring the volume.
Answer:

Explanation:
distance on terrain, 
- distance on the road,

- speed on terrain,

- speed on road,

<u>time taken on the terrain,</u>



<u>time taken to cover the distance on the road:</u>



<u>Now the distance covered on terrain in the total time:</u>




<em>is the distance the vehicle must target on the road to minimize the time taken in going off the road.</em>
The answer is it stays constant.
Energy transformation or conversion
the velocity at which the boy see the ball go by is 7ms-1