Free Printable Mastery Connect Scientific Method Review

Worksheets

Mastery Connect Scientific Method Review

Total questions: 20

Worksheet time: 18mins

Name

Class

Date

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

Dependent

Independent

Control

Compound

Research Question: Does the type of gasoline put in a car affect how fast the car can drive. What is the independent variable?

Type of gasoline

which car the gas is put into

how fast the car can drive

how much gas is put into the car

What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?

the paper used

the type of paper airplane

the distance of each plane's flight

how hard the plane is thrown

The independent variable is the ONE thing you _____.

change

keep the same

experiment with

investigate

. An experiment was conducted to determine whether powdered sugar, brown sugar, or granulated white sugar dissolves the quickest in a cup of water. Which of the following variables must be controlled (held constant) in the experiment to get the fairest results?

1. the amount of sugar used

2. the temperature of the water

3. whether or not the mixture is stirred

1 only

1 and 3 only

1, 2, and 3

2 and 3 only

Which of the following would be the best hypothesis for an experiment on the sugar content of candy?

Most candies consist of 90 % sugar.

Which candy has the least amount of sugar?

Chocolate candies weigh more than other types of candy.

Which of the following would be the best hypothesis for an experiment on the weather in Kamakura?

Kamakura is located near the ocean.

Kamakura receives the most rain in June.

What is the weather in Kamakura like?

What is the average temperature in Kamakura?

An agriculture student was studying cattle farming. He recorded data from a cattle herd in the table below.

If he wanted to determine if the type of food the cows eat affects the amount of milk they produce, which of the following would be the best hypothesis to use?

Cows that eat fescue grass produce the most milk.

Cows that eat cornmeal produce more milk than cows that eat grass.

All cows produce milk.

Younger cows eat more grass than older cows.

Use the table below to answer the question.

If the paper airplane is launched a fifth time, which of the following is the best prediction of the distance it will fly?

10.

There is a mysterious liquid on your desk you should

clean it up

tell the teacher

go to the office

tell you neighbor

11.

I want to see how the amount of water affects plant growth. What is the independent variable?

amount of water

plant growth

type of plant

soil type

12.

During a scientific investigation which step will a scientist likely perform first?

form a conclusion

experiment

define the problem

13.

I am conducting an experiment to determine if the amount of oxygen in the water affects the fish population? What is the dependent variable?

the number of the fish population

amount of oxygen

amount of water

14.

Mason drops and breaks a test tube. He should

tell the teacher

clean it up

tell your neighbor

15.

At one point in time, many people thought disease was caused by fate or by incorrect behavior. Following the invention of the microscope, bacteria were discovered. After this, a new theory of what causes disease arose that was known as the germ theory. Why was the original theory modified?

It quickly became obvious that germs cause disease.

The person who invented the microscope became ill.

New evidence prompted revision to the original ideas.

The proponents of the germ theory had political power.

16.

The theory of plate tectonics states that Earth’s crust is made of sections that move. Which of the following is NOT evidence that can be used to support the theory of plate tectonics?

The sea floor is spreading apart from mid-ocean rifts.

Mountains push up where two plates bump into each other.

The same species of bird is found in North America and South America.

The continents look as if they fit together like pieces of a jigsaw puzzle.

17.

Determine why the Theory of Evolution is a theory and not a law.

There are patterns observed but it can't be proven

Science takes evolution as a fact, so it is a law

There is not enough study of evolution

Scientists don't want people to believe in evolution

18.

This is the variable in an experiment that changes on purpose?

Independent variable

Dependent variable

Control variable

Constant

19.

A scientist performs an experiment and asks other scientists around the world to replicate it. Why would other scientists most likely try to perform the same experiment?

To see if weather in various regions would affect the results.

To see if the experiment would be less expensive.

Confirm the results.

Verify hypothesis is a law.

20.

Christy wants to find out if the birds that visit the bird feeders in her backyard would rather build nests in birdhouses or in trees. She puts a birdhouse next to the feeder containing sunflower seeds and hangs a feeder containing cracked corn from a tree. She observes the birds’ nesting activities over the next two weeks and records her observations. Which of the following would improve Christy’s investigation?

Put more food in the bird feeders.

Set them up closer to each other.

Set up a 3rd feeder with fruit.

Use the same kind of food.

100 %

Mastery Connect Scientific Method Review

Total questions: 20

Worksheet time: 18mins

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