Quiz about TRS Lab Safety/Scientific Method

Question 1

Variable that is changed from one trial to the next

Accepted Answer

Independent Variable

Answer

Dependent Variable

Answer

Control Group

Answer

None of these

Question 2

What is being changed in an experiment?

Accepted Answer

Independent Variable

Answer

Dependent Variable

Answer

Control Group

Answer

None of these

Question 3

A variable whose VALUE depends on that of another variable

Accepted Answer

Dependent Variable

Answer

Independent Variable

Answer

Control Group

Answer

None of these

Question 4

A group that receives no treatment during an experiment

Accepted Answer

Control Group

Answer

Dependent Variable

Answer

Independent Variable

Answer

None of these

Question 5

The cake was black with orange frosting.

Accepted Answer

Qualitative Data

Answer

Quantitative Data

Question 6

Data expressed using numbers, such as 15in., 25g., 34km., or 83mph.

Accepted Answer

Quantitative Data

Answer

Qualitative Data

Question 7

If I eat ice cream everyday, then I will gain weight.

Accepted Answer

This is a hypothesis

Answer

Not a hypothesis

Question 8

The plants will produce more flowers

Accepted Answer

Not a hypothesis

Answer

This is a hypothesis

Question 9

To test your hypothesis a(n) __________ must be done.

Accepted Answer

Experiment

Answer

Control group

Answer

Data

Question 10

Results you can measure, collect, and analyze

Accepted Answer

Experiment

Answer

Control group

Answer

Data

Question 11

Before beginning work in the lab you should

Accepted Answer

read all the directions

Answer

put on mittens

Answer

have access to the fire extinguisher

Answer

call an adult

Question 12

Which are heat safety items that should be used in the lab?

Accepted Answer

All of these

Answer

Tongs

Answer

Gloves

Answer

Aprons

Question 13

When using dangerous materials in the lab, which should you confine?

Accepted Answer

Long hair

Answer

Your notebook

Answer

Your pencil

Answer

Your teacher

Question 14

Which activity is NOT permitted in the science lab?

Accepted Answer

All of these

Answer

Eating food

Answer

Drinking water

Answer

Chewing gum

Question 15

If there is a spill or accident in the science lab, immediately...

Accepted Answer

notify the teacher

Answer

put a band aid on it

Answer

go see the nurse

Answer

go see the custodian

Question 16

All chemicals in the lab (including food stuff) are to be treated as if they can be dangerous.

Accepted Answer

True

Answer

False

Question 17

Mrs. Gaffino noticed that her favorite shoes were not as clean as they used to be. Her friend Mrs. Weiss told her that she should try using Clean-O detergent, a new laundry soap she found at Urby-Mart. Mrs. Gaffino made sure to wash one pair of shoes in plain water and another pair in water with the Clean-O detergent. After washing both pairs of shoes a total of 3 times, the shoes washed in Clean-O did not appear any cleaner.

What was the problem Mrs. Gaffino wanted to investigate?

Accepted Answer

Mrs. Gaffino's shoes were not clean

Answer

Mrs. Weiss likes Clean-O

Answer

Laundry soap at Urby-Mart

Question 18

Mrs. Gaffino noticed that her favorite shoes were not as clean as they used to be. Her friend Mrs. Weiss told her that she should try using Clean-O detergent, a new laundry soap she found at Urby-Mart. Mrs. Gaffino made sure to wash one pair of shoes in plain water and another pair in water with the Clean-O detergent. After washing both pairs of shoes a total of 3 times, the shoes washed in Clean-O did not appear any cleaner.

What is the independent variable?

Accepted Answer

Laundry Soap

Answer

Water

Answer

Shoes

Question 19

Mrs. Gaffino noticed that her favorite shoes were not as clean as they used to be. Her friend Mrs. Weiss told her that she should try using Clean-O detergent, a new laundry soap she found at Urby-Mart. Mrs. Gaffino made sure to wash one pair of shoes in plain water and another pair in water with the Clean-O detergent. After washing both pairs of shoes a total of 3 times, the shoes washed in Clean-O did not appear any cleaner.

What is the dependent variable?

Accepted Answer

How clean the shoes are

Answer

Clean-O detergent

Answer

Water are 3 washes

Question 20

Mrs. Gaffino noticed that her favorite shoes were not as clean as they used to be. Her friend Mrs. Weiss told her that she should try using Clean-O detergent, a new laundry soap she found at Urby-Mart. Mrs. Gaffino made sure to wash one pair of shoes in plain water and another pair in water with the Clean-O detergent. After washing both pairs of shoes a total of 3 times, the shoes washed in Clean-O did not appear any cleaner.

What should Mrs. Gaffino's conclusion be?

Accepted Answer

Clean-O detergent is not effective

Answer

Clean-O detergent works!

Answer

Urby-Mart is too expensive

Answer

3 washes is too many

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science