OpenSciEd

OpenSciEd

7th Grade

15 Qs

quiz-placeholder

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OpenSciEd

OpenSciEd

Assessment

Quiz

Science

7th Grade

Hard

NGSS
MS-PS1-2, MS-PS1-4, MS-PS1-5

+6

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A teacher poured 3 liquids into a glass. Then the teacher added 3 objects to the glass. The diagram shows where each substance stopped. Which liquid is most likely corn syrup?

Liquid Z because corn syrup is more dense than water

Liquid Y because corn syrup is more dense than water

Liquid Y because corn syrup is less dense than water and more dense than a sponge

Liquid Z because corn syrup is less dense than water

Tags

NGSS.MS-PS1-2

2.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

A rock with a mass of 70 grams is dropped into a graduated cylinder with 30 mL of water in it. The water level rose as shown. Calculate the density of the rock in g/mL. The density of the rock is (a)  

14 g/mL

30 g/mL

70 g/mL

5 g/mL

Tags

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Benjamin is conducting an experiment in his science class. What property describes how easily the materials he is testing can catch fire?

Solubility

Density

Flammability

Viscosity

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

During a science experiment, Nora observed the curve at the surface of a liquid in a graduated cylinder. What is this curve called?

Meniscus

Atom

Molecule

Reactant

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Hannah and Grace are in a science class learning about chemistry. What do you call a group of two or more atoms bonded together?

Meniscus

Chemical Reaction

Molecule

Phase Change

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kai is conducting an experiment in the lab where he mixes vinegar and baking soda. What is the process called where these substances change into different substances with new properties?

Chemical Reaction

Phase Change

Odor

Product

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is this in molecular formula?

3water

3H₂O 

H3O3

3O6H

Tags

NGSS.MS-PS1-1

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