Understanding Atoms and Matter

Understanding Atoms and Matter

Assessment

Flashcard

Science

9th Grade

Practice Problem

Hard

Created by

Emily Colville

FREE Resource

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30 questions

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1.

FLASHCARD QUESTION

Front

Origin of the word "atom"

Back

Came from the Greek word atomos, meaning indivisible or uncuttable

2.

FLASHCARD QUESTION

Front

Charge of the neutron

Back

No charge, making it harder to detect

3.

FLASHCARD QUESTION

Front

Definition of a mixture

Back

A substance consisting of two or more substances not chemically combined together

4.

FLASHCARD QUESTION

Front

Characteristics of Group 1 elements

Back

The Alkali Metals – very reactive metals

5.

FLASHCARD QUESTION

Front

Characteristics of Group 7 elements

Back

The Halogens – very reactive and very toxic non-metals

6.

FLASHCARD QUESTION

Front

Reactive metals in the periodic table

Back

Alkali Metals and Alkali Earths

7.

FLASHCARD QUESTION

Front

Mass Number

Back

The total number of protons and neutrons in an atom's nucleus.

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