Scientific method & Safety

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Scientific method & Safety

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Something poisonous or harmful for humans or the environment.
A
vapor
B
toxic
C
explosive
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When heating a test tube you should aim it towards
A
yourself to protect others
B
at your friends to protect yourself
C
away from everyone
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A method of inquiry in order to answer a problem or question.
A
scientific method
B
experiment
C
hypothesis
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A variable that is effected and changed by another variable.
A
independent variable
B
dependent variable
C
control
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
An educated guess based on prior knowledge and observation
A
conclusion
B
hypothesis
C
analyze
There are 5 questions to complete.