Wedge

Wedge

Assessment

Interactive Video

Science, Physics, Biology

3rd - 5th Grade

Hard

Created by

Quizizz Content

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The video tutorial introduces wedges as simple machines that help push things apart. It defines a wedge as a triangle-shaped piece of solid material with at least one slanting side ending in a sharp edge. Examples include knives, axes, chisels, and shovels. The tutorial discusses the historical evolution of wedges and their modern applications, such as in airplanes and ships. It concludes with a reflective question about the wedge shape of predator teeth.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a wedge primarily used for?

To rotate objects

To pull things together

To push things apart

To lift heavy objects

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT an example of a wedge?

Knife

Ax

Chisel

Pulley

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a shovel function as a wedge?

By compressing soil

By rotating soil

By slipping between parts of the soil and separating them

By lifting soil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a modern use of wedges in transportation?

To increase speed

To reduce air or water resistance

To enhance fuel efficiency

To improve comfort

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why might the teeth of predators be wedge-shaped?

To assist in cutting through flesh

To make them look intimidating

To help them chew plants

To help them swim faster