Quiz form 4 chap 1&2

Which of the following is a base SI quantity?

• Weight

• Energy

• Velocity

• Mass

Which of the following is NOT a basic unit?

• Kilogram

• Newton

• Ampere

• Second

Which of the following has the smallest magnitude?

• Centimeter

• Kilometer

• micrometer

• picometer

Which of the following units is the SI unit of velocity?

• m/s

• ms-_²

• m²s

• m/s^-2

The diameter of a particle is 250 mm. What is its diameter in cm?

• 2.5 x 10^-4

• 2.5 x 10^-2

• 2.5 x 10^-8

• 2.5 x 10^-6

4 328 000 000 mm in standard form is

• 4.328 x 10⁶ m

• 4.328 x 10⁵ m

• 4.328 x 10⁹ m

• 4.328 x 10⁷ m

The Hitz FM channel broadcasts radio waves at a frequency of 92.8 MHz in the north region. What is the frequency of the radio wave in Hz?

• 9.28 x 10⁹

• 9.28 x 10⁸

• 9.28 x 10⁷

• 9.28 x 10⁶

• m/s

• m/s²

• m

• s-²

What is the SI unit of acceleration

• ms^-1

• m/s²

• m²/s

• m²s^-2

The definition of distance is...

• The shortest distance traveled by an object

• The total distance traveled by an object

• total distance traveled per time taken by an object

• Total displacement traveled per time taken by an object