End of Semester 1 Exam Review

End of Semester 1 Exam Review

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a factor that affects how quickly something dissolves?

Back

Temperature is a key factor that affects the rate of dissolution.

2.

FLASHCARD QUESTION

Front

What best describes an element?

Back

An element is pure and made of only one type of atom.

3.

FLASHCARD QUESTION

Front

Which substances dissolve in water?

Back

Sugar and salt are examples of substances that dissolve in water.

4.

FLASHCARD QUESTION

Front

How does thermal energy move?

Back

Thermal energy moves from hotter to colder objects.

5.

FLASHCARD QUESTION

Front

What has the largest effect on the motion of planets in the solar system?

Back

The gravitational pull of the Sun has the largest effect on the motion of planets.

6.

FLASHCARD QUESTION

Front

What is dissolution?

Back

Dissolution is the process of a substance dissolving in a solvent.

7.

FLASHCARD QUESTION

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solution.

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