Intro to Ecology Practice Questions

Intro to Ecology Practice Questions

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is conduction?

Back

Conduction is the process by which heat is transferred through a material without the movement of the material itself, typically occurring in solids.

2.

FLASHCARD QUESTION

Front

Why do metals feel colder than plastics at the same temperature?

Back

Metals conduct heat away from your hand faster than plastics.

3.

FLASHCARD QUESTION

Front

What happens to water molecules as they freeze?

Back

They move slower and form a fixed arrangement.

4.

FLASHCARD QUESTION

Front

What occurs to gas molecules when they are heated?

Back

They move faster and spread further apart.

5.

FLASHCARD QUESTION

Front

What is the behavior of molecules in a solid?

Back

Molecules in a solid vibrate in fixed positions and are closely packed together.

6.

FLASHCARD QUESTION

Front

What happens to the volume of water when it freezes?

Back

Water expands when it freezes, which is why ice floats.

7.

FLASHCARD QUESTION

Front

What is thermal expansion?

Back

Thermal expansion is the increase in volume of a substance as its temperature rises.

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