Form 13: Compound Machines
Explore the fascinating world of compound machines in this engaging exercise where you'll create your own device using levers, pulleys, and gears, while discovering how these simple machines work together to make tasks easier! Get ready to apply your creativity and engineering skills as you document your design and explain its function in a presentation to your classmates.
Questions
-
MultiChoice
What is a compound machine?
-
MultiChoice
How do you calculate the total IMA of a compound machine?
-
MultiChoice
Which of the following is an example of a compound machine?
-
MultiChoice
A pair of scissors combines which two simple machines?
-
MultiChoice
A manual hand-crank pencil sharpener combines which simple machines?
-
MultiChoice
A standard wheelbarrow combines which simple machines?
-
MultiChoice
If a compound machine has a lever (IMA = 3) and a wheel and axle (IMA = 4), total IMA is:
-
MultiChoice
A hand-operated corkscrew combines which simple machines?
-
MultiChoice
Why are compound machines often less efficient than single simple machines?
-
MultiChoice
A heavy construction crane combines which simple machines?
-
MultiChoice
An axe combines a wooden handle acting as a lever with a cutting head acting as a:
-
MultiChoice
If Machine A has IMA = 2 and Machine B has IMA = 5 in a compound system, total force multiplication is: