Scientific Method and Experimental Design

Question 1

Which is the independent variable?

Accepted Answer

Teabag shape

Question 2

in a double blind experiment...

Accepted Answer

the subjects and the researcher don't know the treatment

Question 3

Which variable is the dependent variable?

Accepted Answer

price

Question 4

Which of the following is not true about the hypothesis in an experiment?

Accepted Answer

it is formed after you get some results.

Question 5

A procedure carried out to help us observe and understand our environment.

Accepted Answer

experiment

Question 6

The control in an experiment is

Accepted Answer

the part of the experiment under normal conditions

Question 7

What are some constants in the experiment on what temperature of water freezes faster

Accepted Answer

container and amount of water used

Question 8

A scientific study showed that the depth at which algae were found in a lake varied from day to day. On clear days, the

Accepted Answer

Light intensity affects the growth of algae.

Question 9

According to the scientific method, how does a scientist formulate and objectively test hypotheses?

Accepted Answer

by conducting experiments

Question 10

Which one of these words are not a part of the scientific method?

Accepted Answer

Translation

Question 11

In a well-designed experiment, the experiment is testing:

Accepted Answer

The effect that the independent variable has on the dependent variable.

Question 12

What you purposefully change in an experiment.

Accepted Answer

independent variable

Question 13

What is the independent variable?

Accepted Answer

The type of vinegar

Question 14

A chart showing the amount of rain each month in a region is an example of a scientist's

Accepted Answer

data

Question 15

A larger sample size in an experiment

Accepted Answer

reduces the chance of random error.

Question 16

What is bias ?

Accepted Answer

Making the results fit your hypothesis

Question 17

In an experiment, constants are

Accepted Answer

things that must be the same throughout the experiment

Question 18

In the plant experiment, two constants could be

Accepted Answer

different types of plants and amount of water given to plants, time of exposure to light and soil type

Question 19

What is the independent variable?

Accepted Answer

the number of cups, The price of lemonade per cup

Question 20

Before deciding whether data supports the hypothesis, you must

Accepted Answer

analyze your data

Question 21

Which is the dependent variable?

Accepted Answer

extension

Question 22

What is the dependent variable in this experiment?

Accepted Answer

the balloon size

Question 23

In an experiment, the control group

Accepted Answer

does not undergo a change in the independent variable.

Question 24

What is the independent variable in this graph?

Accepted Answer

Year

Scientific Method and Experimental Design

Questions 24

Scientific Method and Experimental Design

Questions 24