Which of the following is an example of a quantitative observation?

When I scratch behind my dog's ear, his tail wags.

Which of the following is an example of a qualitative observation?

The board is as white as a piece of paper.

When I shine a laser beam on the floor in front of my cat, it tries to pounce on the laser beam.

The drum beat has a loudness of 125 decibels.

Kendal ran 1 mile in 5 minutes.

What is a logical inference for the observation "A kid is walking on the sidewalk carrying a basketball"?

The kid is headed to the park to play basketball.

The kid traded his football for a basketball.

Which of the following correctly explain the difference between a hypothesis and a theory? (Select ALL that apply.)

A theory has been repeatedly supported, but a hypothesis has not.

A theory covers a broader concept than a hypothesis.

A hypothesis must be testable whereas a theory does not.

A hypothesis covers a broader concept than a theory.

Identify the statement as true or false. If false, choose the correct word/phrase to replace the underlined part to make the statement true. The conclusions of pseudoscience are based on empirical evidence and logical reasoning .

False; personal beliefs and subjective reasoning.

False; scientific theories and experiments.

Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that drinking Dr. Kelp will be a better cure. Sponge Bob decides to test this cure by rubbing Gary with seaweed for 1 week and having him drink Dr. Kelp. After a week of treatment, the slime is gone and Gary's shell smells better. What is the independent variable?

Exposure to seaweed and Dr. Kelp.

Amount of slime on Gary's shell.

Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that drinking Dr. Kelp will be a better cure. Sponge Bob decides to test this cure by rubbing Gary with seaweed for 1 week and having him drink Dr. Kelp. After a week of treatment, the slime is gone and Gary's shell smells better. What is the dependent variable?

Amount of slime on Gary's shell.

Exposure to seaweed and Dr. Kelp.

Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that drinking Dr. Kelp will be a better cure. Sponge Bob decides to test this cure by rubbing Gary with seaweed for 1 week and having him drink Dr. Kelp. After a week of treatment, the slime is gone and Gary's shell smells better. What is should Sponge Bob's conclusion be?

Both seaweed and Dr. Kelp are effective cures for slimotosis, but we can't tell if one is better than the other.

Seaweed is an effective cure for slimotosis.

Dr. Kelp is an effective cure for slimotosis.

Neither seaweed nor Dr. Kelp are effective cures for slimotosis.

Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that drinking Dr. Kelp will be a better cure. Sponge Bob decides to test this cure by rubbing Gary with seaweed for 1 week and having him drink Dr. Kelp. After a week of treatment, the slime is gone and Gary's shell smells better. How could Sponge Bob improve his experiment?

Use multiple snails and divide them into three groups: a seaweed treatment group, a Dr. Kelp treatment group, and a control group that gets no treatment.

Run it again exactly the same except use more snails.

Use multiple snails and divide them into two groups: a seaweed treatment group and a Dr. Kelp treatment group

Let Sandy and Patrick run the experiment instead.

Using the conversion chart, as the units move to the left, the decimal place moves to the ____________.

Sometimes to the right, sometimes to the left

The decimal place doesn't change between units

Using the conversion chart, as the units move to the right , the decimal place moves to the ____________.

Sometimes to the right, sometimes to the left

The decimal place doesn't change between units

Scientific Method Test Review

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Easy

•

NGSS

MS-PS1-2, MS-LS1-5, HS-LS4-1

+10

Standards-aligned

Kelly Bricker

Used 5+ times

FREE Resource

33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is an educated guess based on an observation?

Observation

Inference

Hypothesis

Theory

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is data collected, measured, perceive, or noticed especially during an experiment?

Observation

Inference

Hypothesis

Theory

What is a comprehensive explanation of facts that has been repeatedly supported?

Observation

Inference

Hypothesis

Theory

What is a proposed explanation that must be testable through experimentation?

Observation

Inference

Hypothesis

Theory

What is the SI unit used to measure mass?

Grams (g)

Pounds (lbs)

Liters (L)

Meters (m)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the SI unit used to measure volume?

Grams (g)

Ounces (oz)

Liters (L)

Meters (m)

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the SI unit used to measure length?

Grams (g)

Feet (ft)

Liters (L)

Meters (m)

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