Question

hi
please answer this​

Answer 1

Answer:

the alloy means composed of of two or more elements

2 (a) brass is an alloy of copper and zinc branch is used for locks , gears

2(b) bronze uses for making machines , some bearings

2(c) stainless steel used for cutlery and cookware

3 metals are sonorous, hard, malleable

non metals are non sonorous, soft, non-malleable

Answer 2

Answer:

Dear Student, Iodine is an essential element of thyroid hormone. The thyroid hormone with its essential iodine constituent is responsible for the control of metabolism and also for metamorphosis. The major function of the thyroid gland is to produce thyroid hormone in an amount sufficient to meet the body's needs.