8th Grade Chemistry Review 8th Grade Quiz

8th Grade Chemistry Review

Assessment

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Deleted User

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Chemistry, Physics

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8th Grade

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314 plays

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Hard

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NGSS

MS-PS1-1, MS-PS1-2, MS-PS2-2

Student preview

19 questions

Show all answers

MULTIPLE CHOICE

3 mins • 1 pt

A researcher wants to experiment with an element that reacts like phosphorus (P) but has a greater atomic mass. Which element should there searcher select for the experiment?

Tags

NGSS.MS-PS1-2

MULTIPLE CHOICE

3 mins • 1 pt

For an investigation, a student measures the speed of a cart as it rolls down a ramp. The student then records the data in the table. Which of these best explains the student's data?

Tags

NGSS.MS-PS2-2

MULTIPLE CHOICE

3 mins • 1 pt

A scientist spilled a few drops of dilute hydrochloric acid on a lab table. For safety purposes, the scientist sprinkled some baking soda onto the spill. Which observation would provide the best evidence that a chemical reaction occurred?

Tags

NGSS.MS-PS1-2

MULTIPLE CHOICE

3 mins • 1 pt

Four students raced toy cars on a track. The mass and the acceleration of each car is recorded in the table. Which toy car had the greatest applied force?

Tags

NGSS.MS-PS2-2

MULTIPLE CHOICE

3 mins • 1 pt

When trying to identify an unknown element, a scientist determines what other elements the unknown element reacts with chemically. Which property of the unknown element determines the other elements it reacts with?

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

MULTIPLE CHOICE

3 mins • 1 pt

An atom has 25 protons, 30 neutrons, and 25 electrons. What is the charge of the atom's nucleus?

Tags

NGSS.MS-PS1-1

MULTIPLE CHOICE

3 mins • 1 pt

How many atoms of oxygen are in a molecule of glucose (C₆H₁₂O₆)?

Tags

NGSS.MS-PS1-1

MULTIPLE CHOICE

3 mins • 1 pt

The chemical equation shown represents a reaction that produces fuel for certain cars. Which substance represented in this equation is classified as an element?CO + H₂O --> CO₂+ H₂

Tags

NGSS.MS-PS1-1

MULTIPLE CHOICE

3 mins • 1 pt

Many processes occur in the digestive system. Which process is best classified as a physical change?

10.

MULTIPLE CHOICE

3 mins • 1 pt

Some students in a chemistry lab conducted an investigation in which they added four different solid substances to separate beakers of water. They stirred the mixtures for one minute and then recorded their observations in the table. Which substance most likely caused a new substance to be formed when mixed with water?