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Biblioteka

BIO VIRTUAL DAY OCT 3, 2018

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Posljednje ažuriranje over 7 years ago
20

Please watch and take notes of the video below. Then, answer the questions that follow each video in complete sentences (or by multiple choice). Please submit your answers when you are done. Please get this done by 3:45 PM TODAY.

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Please watch the following video and answer the worksheet questions ON THE DO... follow instructions to answer the worksheet questions and place the answers on the column to the right of the worksheet. BE SPECIFIC WITH YOUR ANSWERS (include the number of the question in your answer).

Watch the video on the properties of water and answer the questions below.

Pitanje 1
1.

COVALENT BONDS USUALLY OCCUR BETWEEN

Pitanje 2
2.

Give 3 examples of molecules that have covalent bonds

Pitanje 3
3.

A nonpolar covalent bond means

Pitanje 4
4.

Which molecules are covalently bonded?

Pitanje 5
5.

Ionic bonds usually form between

Pitanje 6
6.

A cation has a

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Pitanje 7
7.

Please # this section from 1 to 12 and answer the talk bubble statements following the instructions on the worksheet to the left.

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Pitanje 8
8.

Please answer # 13, 14 and 15 here

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Pitanje 9
9.

Please answer #16, 17 and 18 here

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Pitanje 10
10.

Please answer #19, 20,21 and 22 here.

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Pitanje 11
11.

Please answer 23, 24, and 25 here.

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Pitanje 12
12.

Explain how this unequal sharing of electrons is presented by using the water graphic in the square.

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Pitanje 13
13.

Give an example of how water acting as a solvent is important for living things (use complete sentences).

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Pitanje 14
14.

Define adhesion and cohesion and why they are important to the plant in the graphic to the left.

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Pitanje 15
15.

Describe the property of water being shown in the picture labeled cohesion to the left. How is water's hydrogen bonds contribute to this property?

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Pitanje 16
16.

Explain specific heat according to the video (and other resources).

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Pitanje 17
17.

Explain the importance of specifc heat for living organisms explained in the example from the video.

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Pitanje 18
18.

Explain why floating ice is important to living things.

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Pitanje 19
19.

Explain how evaporative qualities of water helps with cooling off organisms like humans.

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Pitanje 20
20.

Use one of the properties listed above and explain how hydrogen bonds contribute to the property.