Toothbrushes and Toothpaste Essentials

Toothbrushes and Toothpaste Essentials

Assessment

Interactive Video

Science, History, Design

7th - 12th Grade

Hard

Created by

Mia Campbell

FREE Resource

The video explores the evolution of toothbrush design, focusing on historical developments, material innovations, and sustainability. It examines the components of toothbrushes and toothpaste, highlighting the impact of new materials like bioactive glass. The video also showcases the use of 3D printing to create a unique, sustainable toothbrush design.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the primary material used in the earliest toothbrushes around 3500 BC?

Wood

Metal

Nylon

Plastic

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material revolutionized toothbrush bristles in 1938?

Celluloid

Nylon

Bamboo

Silicone

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major challenge in designing modern toothbrushes?

Finding the right color

Balancing complexity with functionality

Making them waterproof

Ensuring they are lightweight

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of using bio-based materials for toothbrush handles?

They are more durable

They reduce environmental impact

They are more colorful

They are cheaper to produce

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material was NOT tested for toothbrush handle prototypes?

Polyester resin

Silicone rubber

Pewter

Glass

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of sodium lauryl sulfate in toothpaste?

To add flavor

To provide color

To act as a preservative

To create foam

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ingredient in toothpaste is crucial for preventing tooth decay?

Glycerin

Fluoride

Sodium bicarbonate

Calcium carbonate

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