Games Science

Games Science

8th Grade

15 Qs

quiz-placeholder

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Games Science

Games Science

Assessment

Quiz

Science

8th Grade

Hard

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

+11

Standards-aligned

Created by

Lisa Thompson

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the layer of mixed gases around the Earth called?

Hemisphere

Atmosphere

Asthenosphere

Lithosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows the arrangement of electrons in a neon atom. How many protons are present in this atom's nucleus?

10

8

2

There is not enough information to answer this question.

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The atoms of a certain element each contain 11 protons and 1 valence electron. Which statement correctly identifies this element and describes its chemical reactivity?

The element is sodium, and it is highly reactive

The element is fluorine, and it is highly reactive

The element is sodium, and it is not very reactive

The element is fluorine, and it is not very reactive

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How many of each atom are in the compound above?

1 magnesium atom, 2 iron atoms, and 4 oxygen atoms

3 magnesium atoms, 2 iron atoms, and 4 oxygen atoms

6 magnesium atoms, 6 iron atoms, and 12 oxygen atoms

3 magnesium atoms, 6 iron atoms, and 12 oxygen atoms

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Potassium nitrate is a compound used in some fertilizers. Its chemical formula

is KNO3. How many TOTAL atoms are in each unit of potassium nitrate?

2

5

3

9

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Look at the pictures above. A shows the bag before the vinegar and baking soda are mixed together, and B shows it after they are mixed together. In which picture do the contents of the bag have the greater mass?

The mass is greater in A—before they are mixed.

The mass is greater in B—after they are mixed.

The mass is the same in both.

The mass depends on the temperature.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

While practicing in a simulator, an astronaut experienced an acceleration of 26 m/s2. The astronaut's mass was 63.0 kg. In Newtons, what force did the astronaut experience?

2.42 N

37 N

1638 N

42,588 N

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