Experimental Design & Graphing

Experimental Design & Graphing

8th Grade

22 Qs

quiz-placeholder

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Experimental Design & Graphing

Experimental Design & Graphing

Assessment

Quiz

Science

8th Grade

Practice Problem

Medium

NGSS
MS-LS1-5, MS-ETS1-3, MS-PS1-4

+10

Standards-aligned

Created by

Kate Harris

Used 11+ times

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is a hypothesis?
Something that changes in an experiment
Something that stays the same in an experiment
A prediction about what will happen in an experiment
Tests for what it says it tests for

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Choose a hypothesis for the given observation: The pitcher noticed that when he ices his shoulder between innings, he pitches an average of 8 miles faster on each pitch.
If the pitcher throws the ball harder, his pitches are faster.
If the pitcher doesn't ice his shoulder between innings, his pitches are slower.
If the catcher stands further back, the pitcher throws faster.
If the pitcher ices his shoulder between innings, his pitches are faster.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is a VALID experiment?
An experiment that has something that changes.
An experiment that tests for what it says it tests for.
An experiment that can be repeated over and over with similar results
An experiment that has data.

Tags

NGSS.MS-LS1-5

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Janel tested to see which cat food her cat liked best by putting out all of the types of food one night and looking at it a few hours later. The dog was in the house as well as the cat, and she didn't watch the food the entire time. She didn't measure it, and she hadn't fed the cat for a few days before the bought all of the food. Is this a valid experiment, even by "backyard science" standards?
Yes
No

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Terrance wanted to test how well he can hide vegetables in food because his little sister was a picky eater. He decided to hide carrots in cookies as his first test. He made sugar cookies, half with carrots and half with orange food coloring, and otherwise they were the same. He served them at a family party (25 people, everyone ate one of each) without people knowing there was a difference and asked questions about them after. Is this a valid experiment, even by "backyard science" standards?
Yes
No

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What makes an experiment RELIABLE?
It comes to work on time
It tests for what it says it tests for
You can run the test over and over and get the same or similar results
Chemical reactions

Tags

NGSS.HS-LS1-3

7.

MULTIPLE SELECT QUESTION

2 mins • 2 pts

Check the examples of experiments with results that are most likely to be reliable. (Two answers)
A new lemonade was test marketing at a concert. Three people were asked if they liked the lemonade and only one said yes. It was determined that the formula was bad.
A new orange-peel based flea treatment was tested on 25,000 cats. Of those, 23,768 of them had fewer fleas after 3 days. The control group of 10,000 cats, which received no flea treatment, showed no decrease in fleas after 3 days.
A candy company tested a new super sour candy in their test market, a small city of 15,000, by mailing out free samples. When they called 500 homes, they got average to favorable results from 385 of the calls, and decided to make the candy.
A new growth serum was to be tested on lettuce plants. One plant was given the serum and it grew very large. The company decided to market it as a miracle growth serum for all plants.
A hair company tested a new shade of hair dye on 5 people in Hong Kong and it didn't make a difference in their hair. The company decided not to market it anywhere in the world.

Tags

NGSS.MS-ETS1-3

NGSS.MS-PS1-2

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