8th Science Vocabulary

8th Science Vocabulary

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

Covalent Bond

Back

A chemical bond formed between two atoms through the sharing of one or more pairs of electrons.

2.

FLASHCARD QUESTION

Front

Diatomic

Back

Elements that are molecules composed of two atoms.

3.

FLASHCARD QUESTION

Front

Brittle

Back

A property of a material that breaks when stress is applied, but has a small tendency to bend before breaking.

4.

FLASHCARD QUESTION

Front

Molecular Structure

Back

The arrangement of atoms and their connectivity within a molecule.

5.

FLASHCARD QUESTION

Front

Exothermic Reaction

Back

A chemical reaction that releases energy, usually in the form of heat.

6.

FLASHCARD QUESTION

Front

Endothermic Reaction

Back

A chemical reaction that absorbs energy from its surroundings.

7.

FLASHCARD QUESTION

Front

Atom

Back

The basic unit of a chemical element, consisting of a nucleus surrounded by electrons.

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