
7th Grade Science Midterm Practice Part 2
Authored by Jennifer Atkinson
Science
7th Grade
SC covered
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
One way to reduce bias in an experiment is to
ask only girls about a school topic
take numerical measurements of results
use descriptive phrases as your data
make sure that the results come out the way you want them
Tags
SC.7.N.1.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is an example of using ethics in experiments?
Informing human subjects of possible risks before taking part in a scientific study
A scientist changing his data from his experiment to match his hypothesis
not testing medicine before it's sold to the public
experimenting without considering the effects on the environment
Tags
SC.7.N.1.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observations that deal with descriptions that cannot be expressed in numbers is called _________
manipulated observations
quantitative observations
qualitative observations
responding observations
Tags
SC.7.N.1.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Joe decides that cereal is the best breakfast because he thinks cereal tastes better than other breakfast foods. Joe is being ___________
honest
obective
subjective
ethical
Tags
SC.7.N.2.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jacquelyn conducted an experiment to find out what happens to the temperature of water after it starts boiling. She measured the temperature of the water every 30 seconds during the experiment. She wants to graph her data. If she puts temperature on the y-axis, what variable belongs on the x - axis?
water
state of matter
time
boiling point of water
Tags
SC.7.N.1.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A scientist conducts an experiment to test a hypothesis. During the experiment, the scientist takes careful notes of the procedures followed and the results obtained. After the scientist completes the experiment, she shares this information with others who work at the same laboratory. Why is it important for a scientist to keep accurate records of the procedure and results of an experiment?
Accurate records explain how the hypothesis was formed
Accurate records show why a hypothesis is not supported
Accurate records allow others to repeat the experiment
The records help other scientists save time by not repeating the experiment
Tags
SC.7.N.1.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scientist conduct multiple trials on their experiments because ______
Their results are more likely to be reliable
It costs less to run more trials than fewer trials
Unusual occurrences are likely to be repeated every time
Experiments always have the same results
Tags
SC.7.N.1.2
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