Grade 7 Science and Math Quiz Bee (Easy Round)

What is the prime factorization form of 40?

• $2^2\cdot3\cdot5^2$

• $2\cdot3\cdot5^2$

• $2^3\cdot5$

• $2\cdot3\cdot5$

Science

• A

• B

• C

• D

Which of the following is a rational number?

•  $\sqrt{2}$  

• 0.81

•  $\pi$  

•  $\sqrt{50}$  

Science

• A

• B

• C

• D

Solve:

 $-19+9-\left(-4\right)$  

• 14

• 6

• - 6

• - 14

Science

• A

• B

• C

• D

Which unit prefix in the metric system means one billion?

• Giga

• Mega

• Kilo

• Tera