Exponent Properties & Scientific Notation Quiz

(5²)³

• 5⁶
• 5⁵
• 5⁷
• 5⁸

Simplify the expression.

• 7⁶
• 7^-5
• 1/7⁵
• 7⁵

• 1

• 7

• 0

• 15

A geology class is studying a sample of rock and a sample of dry sponge. The rock sample has a mass of 1×10¹ kg. The dry sponge sample has a mass of 2×10^-3 kg. Which sample has a greater mass? How many times greater?

• The rock sample has a greater mass and it is 500 times greater.

• The dry sponge sample has a greater mass and it is 500 times greater.

• The rock sample has a greater mass and it is 200000 times greater.
• The dry sponge sample has a greater mass and it is 200000 times greater.

The length of a cell is 0.000909 mm. Which of the following is the best estimate of the length written using scientific notation?

Mathematical Equivalence

OFF

Mathematical Equivalence

OFF

Match the standard form with its scientific notation

• 23000

• 0.0000023

• 2300000

• 0.000023

Scientists discovered fossils in Australia that are about 3,500,000 years old.

Write this number in scientific notation

Mathematical Equivalence

OFF