LUOA 7th Grade Science Midterm
UPDATED Exam Questions and
CORRECT Answers
Experiments have been conducted over time to contribute to this explanation. These are welltested explanations for an observation or experimental result. - CORRECT ANSWER-
theory
The hypothesis is written in a _______...
LUOA 7th Grade Science Midterm
UPDATED Exam Questions and
CORRECT Answers
Experiments have been conducted over time to contribute to this explanation. These are well-
tested explanations for an observation or experimental result. - CORRECT ANSWER-
✔✔theory
The hypothesis is written in a ____________________. - CORRECT ANSWER- ✔✔if-then
statement
Life Science is the study of _________________ - CORRECT ANSWER- ✔✔the structure
and interactions of living organisms
this is formed when a scientific theory has been around for a long time without changing.
These are considered factual statements that cannot be changed or replaced. - CORRECT
ANSWER- ✔✔law
Earth Science includes the study of ______________. - CORRECT ANSWER- ✔✔the
marvels of earth, the atmosphere surrounding it, and the solar system
"If I grow sunflowers while playing classical music, then they will grow taller than
sunflowers with no music," this is an example of a(n) _________. - CORRECT ANSWER-
✔✔hypothesis
Judah believes if he gives a plant an unlimited amount of sunlight that the plant will grow to
its largest possible size. He wants to test this by buying three of the same plants and placing
one inside, one outside directly in the sun all day, and one outside that is the shade for half of
the day. - CORRECT ANSWER- ✔✔the amount of sunlight the plant receives
When you decide whether or not the data supports the original hypothesis, you are
____________. - CORRECT ANSWER- ✔✔drawing a conclusion
, What is the standard system of measurement that is customary in science and most other
countries around the world? - CORRECT ANSWER- ✔✔International System of Units
The ______________________ is the variable that you change during an experiment. This is
the only factor changed in order to solve the problem. - CORRECT ANSWER-
✔✔independent variable
in science, an educated guess is called a/an ____________. - CORRECT ANSWER-
✔✔hypothesis
A ______________________ is a short paragraph that details the overall results of an
experiment and explains whether the scientific hypothesis at the beginning of the experiment
was correct or not. - CORRECT ANSWER- ✔✔conclusion
What step of the scientific method is a scientist using when she listens to the sounds that
crickets make and wonders how they make that noise? - CORRECT ANSWER- ✔✔asking a
question
An educated guess put in an "If/Then" format that may answer a question or solve a problem
is called a _________________________. - CORRECT ANSWER- ✔✔scientific hypothesis
What types are graphs are used most often? (Check all that apply.) - CORRECT ANSWER-
✔✔bar graph, circle graph, pie chart, line graph.
The number that occurs most frequently in the set within the data set is the
_______________. - CORRECT ANSWER- ✔✔mode
The ______________ is the middle value when a data set is ordered from least to greatest. -
CORRECT ANSWER- ✔✔median
What are the three main ways scientists use the information and data they have discovered? -
CORRECT ANSWER- ✔✔predict future events
explain scientific phenom a
explain and represent data
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