Explanation

A rectifier is an electrical device that converts alternating current (AC),

which periodically reverses direction, to direct current (DC), which flows in only one direction.

Explanation

Earth is the fifth-largest planet in the solar system. Its diameter is about 8,000 miles. And Earth is the third-closest planet to the sun

Explanation

100/12=8.3

Explanation

Data is facts and statistics collected together for reference or analysis.

Explanation

 0.125 is the same as 125/1000. This is because we have to remove the decimal point before creating a fraction. So 0.125 times by 1000 is 125 and at this point the decimal point has been removed.

125/100=1/8

Explanation

Converting from a decimal to a percentage is done by multiplying the decimal value by 100 and adding %.

Explanation

Coefficient is a number used to multiply a variable.

Explanation

Chloroplasts are found in all higher plants. It is oval or biconvex, found within the mesophyll of the plant cell.

The size of the chloroplast usually varies between 4-6 µm in diameter and 1-3 µm in thickness.

Explanation

The ozone layer is a thin part of the Earth's atmosphere that absorbs almost all of the sun's harmful ultraviolet light. "Ozone holes" are popular names for areas of damage to the ozone layer.

Explanation

Centrioles are paired barrel-shaped organelles located in the cytoplasm of animal cells near the nuclear envelope.