Quiz 1 level 2 session 2

What is this symbol?

• Switch

• Fuse

• Buzzer

• Cell

Why is electrical wiring usually made from copper?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

What kind of circuit is this?

• series
• parallel

Find the area of the rectangle.

• 140 cm²
• 70 cm²
• 34 cm²
• 64 cm²

Find the area.

• 16 cm²
• 30 cm²
• 32 cm²
• 60 cm²

What is the area of the rectangle?

• 15 sq cm
• 15 cm
• 2 
• 16 cm

What is the formula for area of a circle?

• A = πr
• A = 2πr
• A = πd
• A = πr²

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

What number does π represent?

• 4.13

• 3.41

• circle

• 3.14

What number does π represent?

• 4.13

• 3.41

• circle

• 3.14