Wrap up quiz Science

By the end of this chapter, what will you understand about the difference between base and derived units?

• How to convert between different multiples and submultiples

• The definitions of, and differences between, scalar and vector coordinates

• The concepts of scientific method including observation, questioning, testing, and hypothesis

• The difference between base and derived units

What is one of the learning outcomes related to SI units and comparable imperial units?

• How to convert between SI units and comparable imperial units

• The accuracy and relative limitations and benefits of different measuring devices

• The application of theory and calculations to solve practical engineering problems involving forces and motion

• The key differences between liquid flow and aerodynamics

Which learning outcome pertains to the understanding of the scientific method?

• The techniques used to carry out measurements using different types of equipment

• The concept of the scientific method (observation, questioning, making a hypothesis, prediction)

• The definitions of the terms atom, element, molecule, compound and mixture

• The applications of theory and calculations to solve practical engineering problems involving thermodynamics

What will you learn about the terms atom, element, molecule, compound, and mixture in this chapter?

• The definitions of the terms atom, element, molecule, compound and mixture

• How to convert between different multiples and submultiples

• The techniques used to carry out measurements using different types of equipment

• The application of theory and calculations to solve practical engineering problems involving forces and motion

What are the seven SI base units?

• Length, Mass, Time, Electric charge, Thermodynamic temperature, Amount of substance, Luminous intensity

• Length, Mass, Time, Electric current, Thermodynamic temperature, Amount of substance, Luminous intensity

• Length, Weight, Time, Electric current, Heat temperature, Volume of substance, Luminous intensity

• Length, Mass, Speed, Electric current, Thermodynamic temperature, Amount of substance, Luminous intensity

Which of the following is a derived unit in the SI system?

• Kilogram (kg)

• Second (s)

• Newton (N)

• Candela (cd)

What is the SI derived unit for pressure?

• Newton (N)

• Pascal (Pa) or N/m²

• Joule (J)

• Watt (W)

What is the special name for the unit of force in the SI system?

• Pascal (Pa)

• Joule (J)

• Newton (N)

• Watt (W)

What is the SI derived unit for volume?

• Square metre (m²)

• Cubic metre (m³)

• Metre (m)

• Kilogram (kg)

Daweena buys a soil bag which has a mass of 13.5kg. What is the mass of the soil bag in pounds?

• 29.76 pounds

• 30 pounds

• 28.66 pounds

• 31.97 pounds