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  - Theoretical Chemistry
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  - Green Chemistry
    - Sustainable Design 4
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- Biology
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  - Genetics
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  - Evolution
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  - Botany Plant Biology
    - Plant Anatomy 38
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    - Photosynthesis 53
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  - Zoology Animal Biology
    - Classification 38
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    - Anatomy 2
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    - Microbial Structure 5
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    - Biological Biomolecules 8
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Exams & Certifications

7th Grade Mechanics Quizzes, Questions & Answers

Recent Mechanics Quizzes

Are You Ready To Take The Physics Practice Questions?

Questions: 42 | Attempts: 987 | Last updated: Mar 21, 2025

Sample Question
Science is a body of knowledge that

Condenses knowledge into testable laws

Describes order in nature

Is an ongoing activity of humans

All of the above choices are correct

None of the above choices are correct

Science Final Exam Review

Questions: 62 | Attempts: 71 | Last updated: Jun 23, 2025

Sample Question
One ball is placed on the edge of a table and allowed to fall to the floor. The other is rolled rapidly across the table and falls onto the floor They have the same mass. If they're dropped from the table at the same time, which ball will hit the floor first?

The first ball

The second ball

They will hit at the same time.

It depends on the color of the ball

Either

Force, Weight and Mass

Questions: 5 | Attempts: 3693 | Last updated: Jun 22, 2025

Sample Question
What is the unit of weight?

Kilogram

Pound

Metre

Newton

6th Grade Lesson 2 Science

Questions: 9 | Attempts: 314 | Last updated: Oct 21, 2025

Sample Question
What is an incliined plane that is wrapped in a spiral?

Lever

Pulley

Screw

Wedge

Matter In Motion Test

Questions: 34 | Attempts: 794 | Last updated: Mar 22, 2025

Sample Question
Friction is a force that

Opposes an object's motion.

Does not exist when surfaces are very smooth.

Decreases with larger mass.

All of the above.

8th Grade Science Quiz On Motion! Trivia

Questions: 8 | Attempts: 1849 | Last updated: Oct 2, 2025

Sample Question
_________ occurs when the velocity of an object changes.

Acceleration

Velocity

Speed

Distance

Chapter 10 Quiz - Motion (Holt)

Questions: 10 | Attempts: 302 | Last updated: Mar 21, 2025

Sample Question
When an object changes position relative to a reference point, the object is

Stationary

In motion

Moving at a constant speed

Moving at a constant velocity

Chapter 5 Physical Science

Questions: 12 | Attempts: 112 | Last updated: Oct 20, 2025

Sample Question
Work (2 answers)

Transfer of energy that occurs when a force makes an object move

Ability to cause change

A device that makes doing work easier

Exerting a force with your muscles.

Amount of work done in one second

Corpus Christi Year 7 Making Changes

Questions: 25 | Attempts: 222 | Last updated: Mar 20, 2025

Sample Question
1. A chair is dragged across four surfaces – lino, carpet, concrete and ice. Over which surface would the chair experience the LEAST friction?

(a) the lino

(b) the carpet

(c) the concrete

(d) the ice

Newton's First Law Review

Questions: 8 | Attempts: 1750 | Last updated: Mar 21, 2025

Sample Question
Newton's First law is also known as the law of...

Movement

Complication

Inertia

Inability

Equal and oopposite forces

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