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Activity 2 for Lost - a Stage Two Unit- Movement and Energy (machines)
Information
An axle is a rod that connects to the center of a wheel. The kinds of wheels that you find on cars are the most common type of wheels but the wheel and axle are used in many different ways to make work easier for us.
An axle is a rod that connects to the center of a wheel. The kinds of wheels that you find on cars are the most common type of wheels but the wheel and axle are used in many different ways to make work easier for us.
Materials
- A door knob
- note book
Procedure
Take the door knob apart and identify the wheel and the axle.
Try turning the axle without the wheel.
Is it easy ? Why ?
Is the wheel fixed or free spinning ?
Take the door knob apart and identify the wheel and the axle.
Try turning the axle without the wheel.
Is it easy ? Why ?
Is the wheel fixed or free spinning ?
Observations
Record your observations in your notebook. Make a heading, 'Knock Knock'. Write and draw your observations. Don't forget to label your drawings. The following question may help you to focus.
1. Draw the door knob. Label the axle and the wheel part of the door knob?
2. Could you turn the axle without the wheel turning?
3. Was it easy to turn? Why ?
4, Is the wheel (the handle part of the door knob) fixed or free spinning ?
Record your observations in your notebook. Make a heading, 'Knock Knock'. Write and draw your observations. Don't forget to label your drawings. The following question may help you to focus.
1. Draw the door knob. Label the axle and the wheel part of the door knob?
2. Could you turn the axle without the wheel turning?
3. Was it easy to turn? Why ?
4, Is the wheel (the handle part of the door knob) fixed or free spinning ?