Midterm Review

Midterm Review

Assessment

Flashcard

Science

11th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the purpose of a control group in an experiment?

Back

Controls are used as a basis for COMPARISON.

2.

FLASHCARD QUESTION

Front

How many valence electrons does a Fluorine atom have?

Back

7

3.

FLASHCARD QUESTION

Front

What effect does increasing or decreasing thermal energy have on a substance?

Back

It can change its state of matter.

4.

FLASHCARD QUESTION

Front

What is the central region of an atom where its neutrons and protons are located?

Back

Nucleus.

5.

FLASHCARD QUESTION

Front

Which line segment represents only the solid state?

Back

A-B.

6.

FLASHCARD QUESTION

Front

Define 'valence electrons'.

Back

Electrons in the outermost shell of an atom that are involved in chemical bonding.

7.

FLASHCARD QUESTION

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

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