Unit 6 test review

Unit 6 test review

Assessment

Flashcard

Chemistry

6th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

Why are estuaries important?

Back

Estuaries are important because they provide habitats for young marine life, protect coastlines, and are good for fishing.

2.

FLASHCARD QUESTION

Front

What is a watershed?

Back

A watershed is an area where water drains to a common outlet, such as a river or lake.

3.

FLASHCARD QUESTION

Front

Why is water called a 'polar molecule'?

Back

Water is called a 'polar molecule' because it has slightly charged ends, with one end being slightly positive and the other slightly negative.

4.

FLASHCARD QUESTION

Front

How can humans affect water quality?

Back

Humans can affect water quality by using too much fertilizer, littering in water bodies, and releasing industrial waste into water.

5.

FLASHCARD QUESTION

Front

In a water molecule, which part has a slight positive charge?

Back

In a water molecule, the hydrogen atoms have a slight positive charge.

6.

FLASHCARD QUESTION

Front

What is the role of estuaries in the ecosystem?

Back

Estuaries serve as nurseries for marine life, filter pollutants, and provide a transition zone between land and sea.

7.

FLASHCARD QUESTION

Front

Define 'pollution'.

Back

Pollution is the introduction of harmful substances or products into the environment, affecting air, water, and land quality.

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