The answer to this question is D or the last one
Explanation:
The area between the speed-time graph f a body and time axis measures the distance travelled by the body
Answer:
I feel like to demonstrate you would use an elastic band as the material. You obviously have to put force in order to see how far it stretches. From this you can also find about its resistance and durability
Also you have to make sure the distance between the two hands are equal as you want an accurate result.
If they are connected exactly as shown, nothing can happen.
