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Algae Noodles Creation Quiz

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What type of water is required for the initial mixture?

a)

Distilled water

b)

Tap water

c)

Rainwater

d)

Filtered or bottled water

2.

How many tablespoons of glycerin are added to the water?

a)

4 tablespoons

b)

2 tablespoons

c)

1 tablespoon

d)

3 tablespoons

3.

What is the purpose of stirring the sodium alginate mixture?

a)

To cool down the mixture

b)

To add color to the mixture

c)

To dissolve the calcium chloride

d)

To form a thick gel consistency

4.

How long should the sodium alginate mixture sit before proceeding?

a)

15 to 30 minutes

b)

10 to 20 minutes

c)

30 to 45 minutes

d)

5 to 10 minutes

5.

What is the form of calcium chloride used in the process?

a)

Pebbly

b)

Powder

c)

Liquid

d)

Gel

6.

How many teaspoons of calcium chloride are used?

a)

1 teaspoon

b)

2 teaspoons

c)

4 teaspoons

d)

3 teaspoons

7.

What is the role of the squeeze bottle in the process?

a)

To mix the ingredients

b)

To measure the ingredients

c)

To heat the mixture

d)

To form algae strings

8.

Why is it important not to get the squeeze bottle tip too close to the water?

a)

It will change the color

b)

It will create a clog

c)

It will dilute the mixture

d)

It will cool the mixture

9.

What can be made from the algae noodles?

a)

Measuring spoons

b)

Food coloring

c)

Mixing bowls

d)

Handbags and bracelets

10.

What is the first ingredient added to the water in the mixing bowl?

a)

Food coloring

b)

Glycerin

c)

Sodium alginate powder

d)

Calcium chloride

11.

What should you do if you want thinner algae strings?

a)

Use a different squeeze bottle

b)

Use more calcium chloride

c)

Stir the mixture longer

d)

Add more water

12.

What is the main purpose of letting the sodium alginate mixture sit?

a)

To cool down the mixture

b)

To add more color

c)

To dissolve the ingredients

d)

To allow air bubbles to escape

13.

What should you do if the process becomes messy?

a)

Use a larger bowl

b)

Stop and clean immediately

c)

Ask a friend to help

d)

Add more water

14.

What happens if there are clumps in the sodium alginate mixture?

a)

The color will not mix

b)

The mixture will be too thick

c)

The mixture will not gel

d)

The strings will be weak

15.

What is the final step in creating the algae noodles?

a)

Removing the noodles from the calcium chloride bath

b)

Adding more glycerin

c)

Heating the mixture

d)

Adding more food coloring