Question

fill in the blanks 1) A______and a______are used to express the magnitude of a physical quantity​

Answer 1

Answer:

Mass and velocity

Explanation:

because many things of a physical quantity can calculated by mass and velo

Answer 2

Answer:

. Magnitude is the amount or number which is written before a unit and is used to express physical quantity. Here, magnitude is 20 and unit is m/s. Here, magnitude is 10 and unit is N(Newton)

Explanation:

. Magnitude is the amount or number which is written before a unit and is used to express physical quantity. Here, magnitude is 20 and unit is m/s. Here, magnitude is 10 and unit is N(Newton)