SCI-3
KES - Types of Simple Machines
Exam not valid for Paper Pencil Test Sessions
[Exam ID:2M75FW
1
A student sorted the simple machines into three groups. What are the best titles for the groups?
A 1. Levers, 2. Screws, 3. Wheel and Axles
B 1. Inclined Planes, 2. Screws, 3. Pulleys
C 1. Inclined Planes, 2. Wedges, 3. Screws
D 1. Levers, 2. Wedges, 3. Wheel and Axles
2
A pulley can be used to —
A lift heavy objects
B cut or split objects
C hold objects together
D move or turn things
3
Which simple machine is made from an inclined plane wrapped around a shaft or cylinder?
A Lever
B Wheel and axle
C Pulley
D Screw
4
Directions: Click and drag the answers to the correct box.
Use the description to identify the simple machine.
Wedge
Lever
Inclined plane
Wheel and axle
Pulley
Screw
5
Which machine uses a wheel and axle?
A
B
C
D
6
The picture shows a jar with its lid. What kind of simple machine is a jar lid?
A Ramp
B Wedge
C Pulley
D Screw
7
Which of these simple machines does this model represent?
A A pulley
B A screw
C A wedge
D A lever
8
Each of these simple machines contains a —
A wheel and axle
B wedge
C pulley
D lever
9
A wheel and axle consists of —
A a rod that goes through the center of a wheel
B a wide point at one end and a point at the other
C a flat surface that is raised higher at one end
D an inclined plane wrapped around a cylinder
10 A lever is —
A a rod that passes through the center of a wheel
B an inclined plane wrapped around a cylinder
C a flat surface that is raised so one end is higher
D a stiff bar that moves at a fixed point
11
Which of the following is being used to hold the door open?
A A pulley
B A wedge
C A lever
D A screw
12
An inclined plane is —
A a flat surface that is raised higher at one end
B a wheel that has a rope wrapped around it
C a rod that passes through the center of a wheel
D a stiff bar that moves at a fixed point
13 Which of these shows a pulley?
A
B
C
D
14 Which item found at the mall uses an inclined plane?
A Cash register
B Digital clock
C Automatic door
D Wheelchair ramp
15 Directions: Type your answer in the box. Your answer must be a whole number.
A student made a list of all simple machines. How many should he include on his list?