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20739962
Section 2.3 & 2.4 quiz
Description
Grade 7 Science (Unit D) Quiz on Section 2.3 & 2.4 quiz, created by Oluwaseun Oyedele on 06/02/2020.
No tags specified
science
unit d
grade 7
Quiz by
Oluwaseun Oyedele
, updated more than 1 year ago
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Created by
Oluwaseun Oyedele
over 4 years ago
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Resource summary
Question 1
Question
Which answer describes compression?
Answer
Compression is a force that acts to squeeze an object
Compression is a force that acts to stretch an object
Compression is a force that acts to push objects that are in contact in opposite directions.
Question 2
Question
Tension is a force that acts to push objects that are in contact with each other in opposite directions.
Answer
True
False
Question 3
Question
Bending an object is an example of [blank_start]complementary forces[blank_end]
Answer
complementary forces
shear
structural failure
Question 4
Question
An arch can support large loads because _________.
Answer
It spreads the weight throughout it
it is
it can withstand gravity
Question 5
Question
A beam
Answer
is a flat structure that is supported on each end
bends when there is too much load in the middle
Question 6
Question
What is structural stress?
Answer
when all the forces are acting on an object
when there is repeated abnormal use of an object.
Question 7
Question
What is structural fatigue?
Answer
when there is repeated abnormal use of an object
when a structure can no longer withstand acting on it
Question 8
Question
What is structural failure?
Answer
when an object can no longer withstand forces
when all forces are acting on an object at the same time
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