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Atomic Theory : Models of the Atom

Authored by Shyla Schoelkopf

Science

9th Grade

Used 1+ times

Atomic Theory : Models of the Atom
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31 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The the Gold Foil Experiment , alpha particles have

negative charge
positive charge
no charge
the charge varied

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the Gold Foil Experiment you did in class, the alpha particle was which of the following?

the box
the blocks
the marble
the table
Option 4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When alpha particles are shot at an atom, most of the time they

deflect slightly
deflect and bounce back directly to the source
go straight through
none of the above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When alpha particles are shot at an atom, they can

deflect slightly
deflect and bounce back to the source
go straight through
a, b, and c
none of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following was a Greek Philosopher who said that all matter is made of tiny particles and he named the named the atom after the Greek word atomos?

Democritius
John Dalton
J. J. Thomson
Rutherford
Bohr

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following scientists discovered the nucleus of the atom and determined that it was positively charged?

John Dalton
J. J. Thomson
Rutherford
Bohr
Chadwick

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The smallest unit of matter is known as a(n)

atom
cell
molecule
compound

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