Electrical Science - SI Units (LO1)

What is mass described as?

• How heavy something is

• The quantity of space in a body

• The quantity of matter in a body

• How dense something is

What is the SI symbol for Mass and what is its unit?

• Symbol w unit weight

• Symbol m unit kg

• Symbol W unit litres

• Symbol M unit grams

What two quantities are involved when measuring force?

• Speed and weight

• Mass and acceleration

• Direction and speed

• Height and gravity

What is the symbol for force and what is the unit?

• Symbol F unit Newton

• Symbol a unit acceleration

• Symbol t unit travel

• Symbol f unit force

6.      What is the definition of weight?

• The gravitation force exerted on a body by the earth

• How much something weighs

• The gravitational force holding something down

• The amount of effort needed to raise an object

         What is the SI unit for weight?

• Watts

• weight

• Newtons

• grams

What is the accepted amount for measuring acceleration due to gravity?

• 9.81ms

• 9.81ms²

• 0.981ms

• None of the above