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8.6 C Check #1

Authored by Meagan E Mcdermott

Science

8th Grade

TEKS covered

Used 1+ times

8.6 C Check #1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term used to describe the attraction between molecules of the same substance? (Two of the SAME molecules sticking together)

Adhesion

Cohesion

Surface tension

Capillary action

Tags

TEKS.SCI.8.6C

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes adhesion?

The attraction between molecules of the same substance

The attraction between molecules of different substances

The ability of a liquid to resist an external force

The process of a liquid forming droplets

Tags

TEKS.SCI.8.6C

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does surface tension allow insects to walk on water?

It decreases the density of water

It creates a solid surface on the water

It allows the water to support the weight of the insect

It increases the water's temperature

Tags

TEKS.SCI.8.6C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain how cohesion and adhesion work together to enable the transport of water in plants.

Adhesion holds on to the xylem, and cohesion pushes the water up.

Cohesion and adhesion both push water downwards

Cohesion holds on to the xylem, and adhesion pushes the water up.

Cohesion and adhesion both push water upwards

Tags

TEKS.SCI.8.6C

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which observable phenomenon is a direct result of water's surface tension?

Water boiling at 100°C

Water forming droplets on a leaf

Water dissolving salt

Water freezing at 0°C

Tags

TEKS.SCI.8.6C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe a scenario where both cohesion and adhesion are necessary for a process to occur.

Water evaporating from a surface

Water boiling in a pot

Water moving through a plant's xylem

Water freezing into ice

Tags

TEKS.SCI.8.6C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is cohesion important for the formation of water droplets?

It increases the water's temperature

It allows water molecules to stick together and create a dome shape

It decreases the water's density

It allows water to evaporate quickly

Tags

TEKS.SCI.8.6C

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