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DIA 1 - Atomic Theory

Science

8th Grade

NGSS covered

Used 41+ times

DIA 1 - Atomic Theory
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35 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

What particle(s) are found in the nucleus of an atom?

protons and electrons

protons only

electrons and neutrons

protons and neutrons

2.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

Why are the metalloids specials elements?

they are good conductors

they are shiny

they have properties of both metals and nonmetals

they are bendable

3.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

The atomic theory changed many times over the years. What caused the atomic theory to change?

new models were created

some scientists did not believe in atoms

new technology led to new observations and evidence

the original observations were not accurate

4.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

If the number of protons equal the number of _____, the atom will have no charge because the charges would cancel each other out.

protons

neutrons

electrons

nucleus

5.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

The smallest particle of any particular type of matter is known by which of the following terms?

Compound
Atom
Chemical
Element

6.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

Subatomic particles with a POSITIVE charge are called ________.

Protons

Neutrons

Electrons

Nucleus

7.

MULTIPLE CHOICE QUESTION

2 mins โ€ข 1 pt

Media Image

In Bohr's model of the atom, the rings around the atomic nucleus represent the electrons' _______________ level.

charge

home

energy

speed

Tags

NGSS.HS-PS1-1

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