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LUOA 7th grade science midterm Exam Questions With Correct Answers

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©SIRJOEL EXAM SOLUTIONS 12/3/2024 11:27AM LUOA 7th grade science midterm Exam Questions With Correct Answers Experiments have been conducted over time to contribute to this explanation. These are well- tested explanations for an observation or experimental result. - answertheory The hypothes...

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  • October 18, 2024
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©SIRJOEL EXAM SOLUTIONS
12/3/2024 11:27AM



LUOA 7th grade science midterm Exam
Questions With Correct Answers


Experiments have been conducted over time to contribute to this explanation. These are well-

tested explanations for an observation or experimental result. - answer✔theory


The hypothesis is written in a ____________________. - answer✔if-then statement


Life Science is the study of _________________ - 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. - answer✔law


Earth Science includes the study of ______________. - 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) _________. - 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

, ©SIRJOEL EXAM SOLUTIONS
12/3/2024 11:27AM


inside, one outside directly in the sun all day, and one outside that is the shade for half of the

day. - answer✔the amount of sunlight the plant receives


When you decide whether or not the data supports the original hypothesis, you are

____________. - answer✔drawing a conclusion


What is the standard system of measurement that is customary in science and most other

countries around the world? - 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. - answer✔independent variable


in science, an educated guess is called a/an ____________. - 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. - 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? - 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 _________________________. - answer✔scientific hypothesis


What types are graphs are used most often? (Check all that apply.) - answer✔bar graph, circle

graph, pie chart, line graph.

, ©SIRJOEL EXAM SOLUTIONS
12/3/2024 11:27AM


The number that occurs most frequently in the set within the data set is the _______________. -

answer✔mode


The ______________ is the middle value when a data set is ordered from least to greatest. -

answer✔median


What are the three main ways scientists use the information and data they have discovered? -

answer✔predict future events


explain scientific phenom a

explain and represent data

a student was growing sunflowers. After 2 weeks, he measured the height of each of his plants.

The following are his results: Plant A - 5cm, Plant B - 3cm, Plant C - 6cm, Plant D - 5cm, Plant

E - 2cm. What is the mean of the plants' height? - answer✔4.2


Science is the __________________ study of natural events and conditions. -

answer✔systematic


Here is an example of a hypothesis: a plant is located in the sunlight, it will grow taller than the

plant located in the shade. - answer✔if, then


Other countries use the International System of Units or the - answer✔Metric system

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