Simple Machines

Test Description: Simple Machine Review

Instructions: Answer all questions to get your test result.

1) Two or more simple machines make up a ______________ machine.

2) Wheels with teeth are called ____________________.

3) A flat, slanted surface can be used as an _________________

4) An inclined plane twisted into a spiral is called a _____________.

5) A wheel and bar that passes through the center of the wheel are the two parts of a ________.

6) Anything that helps you do work or make work easier is called a ________.

7) When the pulley wheel is not attached to some fixed objects so that it moves with the force your apply, it is a ______

8) Levers are classified into three groups depending on where the _______ is located.

9) Many simple machines, such as a sharp-edged pieces of stone, are often called _______.

10) A bar or plank and a fixed point, called a fulcrum are the two parts of a _________.

11) Two inclined planes put back to back form a _________________.

12) When the pulley wheel is attached to something so that it cannot change position it is called a _____________________,

13) The object being moved by the lever is called the _________________.

14) The measure of how much useful work a machine puts out compared to the work put into it is called its ________.

15) Machines that have few parts are called _______________.

16) The force you used to move something is called the __________.

17) The more gears and moving parts a machine has, the _______ energy is lost to friction.

18) Scissors are made up of two wedges that are arranged as two _______ class levers.

19) The point where the blades are connected on scissors is the __________.

20) Blinds have a _____________ that helps to raise and lower the blinds.


*select an answer for all questions

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