Question

1. The normal temperature of human body is:
2. The heat reaches to us from the sun in the form of:
3. Common salt is:
4. Sting of an ant contains:
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Answer 1

Answer:

1. 98.6°F

The average normal body temperature is generally accepted as 98.6°F (37°C). Some studies have shown that the "normal" body temperature can have a wide range, from 97°F (36.1°C) to 99°F (37.2°C)

2Radiation

The correct answer is Radiation. The heat of the sun reaches us by Radiation. Solar energy is radiated from the sun in the form of electromagnetic waves of a shorter wavelength of 0.2 to 0.4 micrometers

3.salt (NaCl), sodium chloride, mineral substance of great importance to human and animal health, as well as to industry. The mineral form halite, or rock salt, is sometimes called common salt to distinguish it from a class of chemical compounds called salts.

4.The sting of an ant contains formic acid. When an ant bites it injects the acidic liquid into the skin. Formic acid is the common name for methanoic acid (HCOOH).