Standard Form / Scientific Notation Practice

Question 1:

The speed of light is approximately 3 x 108 meters per second. Express this speed in standard form.

Question 2:

The mass of a proton is approximately 1.67 x 10-27 kilograms. Convert this value into standard form.

Question 3:

An electron travels at a speed of 2.998 x 106 meters per second. Write this speed in standard form.

Question 4:

The distance from the Earth to the Sun is about 1.496 x 1011 meters. Express this distance in standard form.

Question 5:

The radius of a hydrogen atom is approximately 5.3 x 10-11 meters. Write this radius in standard form.

Question 6:

Convert 42,000 meters into standard form.

Question 7:

Express 0.000789 kilograms in scientific notation.

Question 8:

Write 1,230,000 meters per second as a number in standard form.

Question 9:

Convert 0.098 meters into scientific notation.

Question 10:

Express 56,000,000 meters in standard form.