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What are ramps?
What are inclined planes?
How do ramps make climbing easier?
Why is it that the roads and tracks through mountain ranges ar usually twisted and winding?
Why would loading objects in a truck be almost impossible without the use of a ramp?
What are wedges?
How does a wedge work?
How can you find the mechanical advantage of a ramp?
A crate of weight 600N is pushed with an effort force of 120N up a 15-metres ramp in length and 3-metres in height. Calculate the Mechanical Advantage of this ramp.
Given that the load is the weight of the crate,which is 600N, calculate the size of the effort force required to push the crate up this ramp.
What does a zip consist of?
How many wedges does the slide of a zipper use?
What do the collection of wedges in a zipper slide do?
What is a screw?
What are the different types of screws that cut through different materials?
Why do you use less force when using a screwdriver than using a hammer?
What is the difference between a screw with a small pitch and a screw with a large pitch?
What's another name for a spear thrower?
What are the types of stones that were best suited for producing flakes?
What was used to attach a cutting stone to a piece of wood as a handle?
