LIP Physics Roland/Tokay Quiz #1 Practice

Question 1

You should pick up broken glass yourself

Accepted Answer

False

Question 2

Students are not allowed to push the emergency power button in class

Accepted Answer

True

Question 3

Variables that do not change during an experiment

Accepted Answer

controlleld variable

Question 4

Using the scientific method, we make a hypothesis before we identify the problem

Accepted Answer

false

Question 5

A judgment based on the results of an experiment

Accepted Answer

conclusion

Question 6

For "How tall will my tomatoes grow if I don't water them for two weeks" , the independent variable is:

Accepted Answer

how much water

Question 7

A logical explanation for events that occur in nature

Accepted Answer

theory

Question 8

For "The time it takes to walk a mile depends on a person's walking speed," the independent variable is:

Accepted Answer

walking speed

Question 9

A constant is the same as a controlled variable

Accepted Answer

True

Question 10

The dependent variable changes when the independent variable changes

Accepted Answer

False, True

Question 11

The type of fire extinguisher in our B102 classroom is ABC

Accepted Answer

True

Question 12

What vocabulary word means a "factor that changes an experiment"?

Accepted Answer

variable

Question 13

For "How tall will my tomatoes grow if I don't water them for 2 weeks", the dependent variable is:

Accepted Answer

How tall are tomatoes

Question 14

This type of variable changes when the independent variable changes

Accepted Answer

dependent variable

Question 15

An ABC-type extinguisher can be used to put out a paper fire

Accepted Answer

True

Question 16

The test of a hypothesis

Accepted Answer

Experiment

Question 17

We can make a conclusion before testing our hypothesis

Accepted Answer

False

Question 18

The variable in an experiment that is determined by the experimenter

Accepted Answer

independent variable

Questions 18