Test Review Science Exam With Correct
Answers 2025
What is the most important laboratory safety rule?<correct answers>Always follow
teacher instructions and procedures exactly.
What are the steps to the scientific method, and be able to define and apply them?
<correct answers>1. State the question
2 collect information
3 form a hypothesis
4 test the hypothesis
5 observe
6 record and study the data
7 draw a conclusion
What is a scientific model, and why do scientists use them?<correct answers>A
scientific model makes it easier to understand things that might be too difficult to
observe directly.
A model is a representation of an object or event, in this case, a scientific object or
event,
Know the 2 types of variable and be able to explain what a controlled experiment
is.<correct answers>Manipulated variable is a variable that causes change in the
responsible variable. Responsible variable is a variable is the variable that changes in
response to the manipulated variable.
A controlled experiment is an experiment in which only one variable is deliberately
changed at one time,
Answers 2025
What is the most important laboratory safety rule?<correct answers>Always follow
teacher instructions and procedures exactly.
What are the steps to the scientific method, and be able to define and apply them?
<correct answers>1. State the question
2 collect information
3 form a hypothesis
4 test the hypothesis
5 observe
6 record and study the data
7 draw a conclusion
What is a scientific model, and why do scientists use them?<correct answers>A
scientific model makes it easier to understand things that might be too difficult to
observe directly.
A model is a representation of an object or event, in this case, a scientific object or
event,
Know the 2 types of variable and be able to explain what a controlled experiment
is.<correct answers>Manipulated variable is a variable that causes change in the
responsible variable. Responsible variable is a variable is the variable that changes in
response to the manipulated variable.
A controlled experiment is an experiment in which only one variable is deliberately
changed at one time,
