Exploring Adding and Subtracting Rational Expressions

Exploring Adding and Subtracting Rational Expressions

Assessment

Interactive Video

Science

9th - 12th Grade

Practice Problem

Hard

NGSS
HS-LS2-7, HS-LS2-6, HS-ESS3-4

+2

Standards-aligned

Created by

Olivia Brooks

FREE Resource

Standards-aligned

NGSS.HS-LS2-7
,
NGSS.HS-LS2-6
,
NGSS.HS-ESS3-4
NGSS.HS-ESS3-1
,
NGSS.HS-LS4-5
,
The video tutorial explores the concept of fisheries, focusing on how we obtain food from the oceans through methods like aquaculture. It discusses the benefits and challenges of aquaculture, including waste management and antibiotic use. The tutorial highlights the issue of overfishing, its impact on fish populations, and the tragedy of the commons. Various fishing techniques are explained, such as trolling, purse seine, and gill nets, along with their environmental effects. The video concludes with sustainable fishing practices, emphasizing the importance of size and catch limits, and strategies to reduce bycatch.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is aquaculture primarily concerned with?

Ocean farming

Coastal navigation

Marine sports

Deep-sea exploration

Tags

NGSS.HS-LS2-7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common practice in aquaculture?

Using large ships

Farming shrimp

Hunting whales

Deep-sea diving

Tags

NGSS.HS-ESS3-4

NGSS.HS-LS2-7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are antibiotics frequently used in dense aquaculture environments?

To enhance fish growth

To prevent diseases

To improve water quality

To increase fish size

Tags

NGSS.HS-LS2-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a significant environmental concern with shrimp farming in mangroves?

Air pollution

Waste accumulation

Noise pollution

Water contamination

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the tragedy of the commons explain in the context of fisheries?

Collaborative fishing efforts

Aquaculture techniques

Economic benefits of fishing

Overexploitation of resources

Tags

NGSS.HS-ESS3-1

NGSS.HS-LS2-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What historical issue led to the rapid decline of whale populations?

Climate change

Overfishing

Ship strikes

Pollution

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method involves dragging a cone-shaped net along the ocean bottom?

Purse seining

Gillnetting

Trawling

Long-lining

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