What do you see in the picture? What is its name?
Axle
To pull something/somebody with a lot of effort.
Haul
The Earth _______ around the Sun.
rotates
Look! The man is _________ the coffee beans with his hands.
grinding
Look at the picture. What is this part of the wheel?
Rim
The concrete is strengthened with steel ________.
rod
One of the thin bars or long, straight pieces of metal that connect the centre of a wheel to its outer edge, for example on a bicycle.
Spoke
The ______ on a vehicle are a device for changing the rate at which energy is changed into motion.
gears
