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Review - Science 9

Authored by Christina Arroyo

Science

9th Grade

NGSS covered

Used 9+ times

Review - Science 9
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

EASY ROUND:

What is the center of an atom called?

Nucleus

Electron

Proton

Neutron

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

EASY ROUND:

Electrons are found in the nucleus of an atom.

TRUE

FALSE

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

EASY ROUND:

Atoms are the basic units of matter.

TRUE

FALSE

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

EASY ROUND:

Electrons occupy fixed orbits around the nucleus in the Bohr model.

TRUE

FALSE

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

EASY ROUND:

Name the positively charged particle in an atom.

(a)  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

EASY ROUND:

Which particle has no charge?

Proton

Neutron

Electron

Positron

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

EASY ROUND:

Name the negatively charged particles in an atom.

(a)  

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