Testing Your Skills in Physics and Engineering Concepts

Testing Your Skills in Physics and Engineering Concepts

Assessment

Interactive Video

Other

7th Grade

Medium

Created by

Ethan Morris

Used 6+ times

FREE Resource

The video explores various physics and engineering puzzles, including the equator water swirl myth, moon orientation differences, properties of ellipses, Newton's laws with air mass, sailboat propulsion, and a floating backpack analysis. It debunks myths and provides scientific explanations, aiming to enhance understanding of these phenomena.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What effect causes water to drain in opposite directions in different hemispheres?

Centrifugal force

Magnetic field variation

Gravitational pull

Coriolis effect

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What geometric shape is formed by tracing a string connected between two pins in cardboard?

Triangle

Square

Ellipse

Circle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What principle allows a whisper to be heard across an elliptical room?

Amplification

Focus points

Resonance

Echo

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to Newton's first law, what happens to objects in motion when no external force is applied?

They speed up

They change direction

They stay in motion

They stop immediately

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do balloons move backwards in a car when you slam on the brakes?

Because of the car's speed

Due to gravity

Due to air pressure changes

Because of the helium's lighter density compared to air

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why doesn't a fan attached to a sailboat propel it forward?

Due to the weight of the boat

Because the air is too thin

Due to the equal and opposite reaction

Because of water resistance

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much extra rope is needed to raise a rope tied around the Earth by one foot off the ground?

24 feet

6.28 feet

100 feet

12.56 feet

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