Exploring SI Units of Measurement

What is the primary purpose of the International System of Units (SI)?

• To provide a set of complex units for scientific research

• To ensure consistent communication of measurements worldwide

• To replace older systems of measurement with a more complicated one

• To limit the units of measurement available to scientists

Which unit is used for measuring length in the SI system?

• Second

• Candela

• Kilogram

• Meter

What is the SI base unit for mass?

• Mole

• Kilogram

• Ampere

• Kelvin

What is the base unit for electric current in the SI system?

• Ampere

• Kelvin

• Mole

• Meter

What is the base unit for thermodynamic temperature?

• Second

• Kilogram

• Meter

• Kelvin

Which unit is used for the amount of substance?

• Ampere

• Mole

• Second

• Candela

How is the derived unit for area calculated?

• Length divided by width

• Length plus width

• Length times width

• Length minus width

What is an example of a derived unit?

• Liter

• Square meter

• Meter

• Second

Which of the following is an accepted unit in the SI system?

• Candela

• Liter

• Square meter

• Kilogram

Which of the following is not a base unit in the SI system?

• Kilogram

• Second

• Meter

• Liter