Barometer is the instrument that is used to measure air pressure. The correct option among all the options given in the question is option "c". A barometer is a scientific instrument that is used in meteorology for measuring the pressure in the atmosphere. This instrument is made of a long glass tube that is open in one end and closed in the other. It contains mercury and is placed invertedly in a bigger container containing mercury.
the answer on edginuity is B- Fluids (i just took the test)
Answer:
b. when the body converts a nutrient to another substance, there is no effect on mass balance.
Explanation:
The law of mass balance states that the mass stays the same in any chemical reaction, that is the reason why a nutrient in human body transforms to another substance like another substance, into muscles (that has mass), a body fluid ( that has mass) or another substance, but the total mass will keep the same, just in a different shape, nature or state.
Answer:
A. Sifting since the wood shavings are small enough to fall through the sift but nails are not.