Question 1

Which of the following is the correct SI base unit for measuring temperature?

Accepted Answer

kelvin

Question 2

A nurse needs to record the mass of a medication. Which SI unit should be used?

Accepted Answer

kilogram

Question 3

Which of the following values is expressed in SI units?

Accepted Answer

$$101.3 s$$

Question 4

Which of the following represents volume in SI units?

Accepted Answer

$$207.2 km$^3$$

Question 5

Convert 12 minutes into SI units for time.

Accepted Answer

$$720 s$$

Question 6

Which of the following is NOT an SI base unit?

Accepted Answer

liter

Question 7

A scientist measures the length of a sample as $$5.0 m. $$What is the SI base unit for this measurement?

Accepted Answer

meter

Question 8

Which SI unit would be most appropriate for measuring the amount of a chemical substance?

Accepted Answer

mole

Question 9

A laboratory experiment requires you to measure the time it takes for a reaction to complete. Which SI unit should you use?

Accepted Answer

second

Question 10

Which of the following is a derived SI unit?

Accepted Answer

cubic meter

Question 11

A solution has a volume of $$1.5 L. $$Convert this volume to SI base units.

Accepted Answer

$$0.0015 m$^3$$

Question 12

Which SI unit is used to express the amount of energy transferred?

Accepted Answer

joule

Question 13

A patient’s body temperature is measured as $$37.0^\circC. $$What is the SI base unit for temperature?

Accepted Answer

kelvin

Question 14

Which of the following is the correct SI unit for measuring the length of a DNA strand?

Accepted Answer

meter

Question 15

A chemical reaction produces $$0.5$$ mol of product. What does 'mol' represent in SI units?

Accepted Answer

amount of substance

SI Base Units and Their Application in GOB Chemistry

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