Hitesh wants to learn swimming. He brought swimming costumes and a cap. What kind of material should these be made of and why?

Spandex(Lycra) and Nylon.

Explanation:

These fabrics are fit for the body as well as nylon dries faster as compared to the other fabrics and Spandex is available in every swimming suits as well as sports suits due to their property of elasticity. These materials also absorb sweat and dry faster.

Nylon and Spandex have a high capacity, improved flexibility including figure-hugging, the mask is more fitted to the body and also can maintain its form during various events. That is going to be useful in swimming.

So, the following are the reason that describes the following answers are correct according to the given scenario

we need the questions , i may then you.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.