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Chapter 2 Science
Test Description: Technology and Simple Machines
Instructions: Answer all questions to get your test result.
1) Which of the following is a way to use a wheel and axle?
A
pushing a shopping cart through grocery shopping aisles
B
helping a pole vaulter to jump higher
C
prying open a can of paint
D
raising a flag on a pole
2) The first working product that uses a design is called a
A
method
B
redesign
C
prototype
D
technology
3) Which simple machine is used to raise a flag on a flagpole?
A
inclined plane
B
pulley
C
lever
D
wedge
4) What is the first step in the design process?
A
Do research.
B
Test the prototype.
C
Choose one solution.
D
Identify the problem.
5) What technology protects people from diseases?
A
Global Positioning System (GPS)
B
computer chip
C
solar panel
D
vaccines
6) Dave and his family are loading a moving van with boxes. Which simple machine could best help Dave with this task?
A
wedge
B
inclinded plane
C
screw
D
pulley
7) How many simple machines are there?
A
two
B
six
C
ten
D
seven
8) What is the best way to describe scissors?
A
two inclined planes and two levers
B
two wedges held together by a wheel and axle
C
two cutting wedges and a lever that moves the wedges
D
a pulley and two levers
9) An inventor decides on a solution to a problem. What happens next?
A
He communicates his results.
B
He does research.
C
He designs a prototype.
D
He redesigns the prototype.
10) Which of the following is an example of work?
A
pushing a rock that does not move
B
solving a math problem
C
pushing a bike pedal
D
reading a book
*select an answer for all questions
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