Solutions

Solutions

Assessment

Interactive Video

Science

7th Grade

Hard

Created by

Aimee Murray

FREE Resource

5 questions

Show all answers

1.

OPEN ENDED QUESTION

10 mins • 1 pt

What are some ways you can increase the rate of dissolution of a solute in a solvent? I need at least 3 different answers. Must be a paragraph...

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of a solvent in a solution?

To be dissolved by another substance

To dissolve another substance

To form a solid precipitate

To evaporate quickly

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is water referred to as the "universal solvent"?

It is the most abundant liquid on Earth

It can dissolve more substances than any other liquid

It is essential for all known life forms

It has a neutral pH

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What characteristic of a water molecule (H2O) allows it to dissolve many substances?

Its ability to change states of matter easily

Its high boiling point

Its polar nature with opposite charges

Its colorless and odorless properties

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does oil not mix with water?

Oil molecules are heavier than water molecules

Water molecules are too large to interact with oil

Oil is non-polar and lacks charged regions for water to interact with

Oil has a higher surface tension than water