Finding Ratios in Scientific Notation

What is the approximate speed of light in cold air?

• 3 x 10^8 m/s

• 3 x 10^2 m/s

• 3 x 10^6 m/s

• 3 x 10^4 m/s

What is the approximate speed of sound in cold air?

• 3 x 10^6 m/s

• 3 x 10^8 m/s

• 3 x 10^2 m/s

• 3 x 10^4 m/s

How do we represent the relationship between the speed of light and the speed of sound?

• Multiplication

• Division

• Addition

• Subtraction

What operation do we perform to solve for how many times the speed of light is greater than the speed of sound?

• Addition

• Division

• Multiplication

• Subtraction

What does the equation 'speed of light = x times speed of sound' aim to find?

• The value of x

• The speed of light

• The difference between speeds

• The speed of sound

What is the first step in solving the equation for x?

• Multiply the speeds

• Subtract the speed of sound from the speed of light

• Divide the speed of light by the speed of sound

• Add the speeds together

When dividing powers in scientific notation, what mathematical operation is performed on the exponents?

• Division

• Subtraction

• Addition

• Multiplication

What is the result of dividing 3 x 10^8 by 3 x 10^2?

• 1 x 10^6

• 1 x 10^8

• 1 x 10^4

• 1 x 10^2

What does the '3 divided by 3' operation in the equation represent?

• The initial speeds

• The similarity in speeds

• The difference in speeds

• The ratio of speeds

What is the final answer to how many times the speed of light is greater than the speed of sound?

• 1 x 10^8

• 1 x 10^2

• 1 x 10^6

• 1 x 10^4