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9th Grade Dynamics Quizzes, Questions & Answers

Recent Dynamics Quizzes

Ks3 Physics Formulas Quiz Questions

Questions: 8 | Attempts: 1205 | Last updated: Mar 21, 2025

Sample Question
What is the Formula for Acceleration?

A=(V-U)/T

A=(U-V)/T

A=(VxU)/T

SEC 3 Physics Quiz For SST Students - Dynamics

Questions: 12 | Attempts: 416 | Last updated: Mar 21, 2025

Sample Question
The direction of the resultant force produced by the forces OX and OY acting on the point O as shown in the figure below is represented by

OP

OQ

OR

OS

Centripetal Force and Big G Quiz

Questions: 19 | Attempts: 1121 | Last updated: Jul 22, 2025

Sample Question
The diagram below represents a 0.40-kilogram stone attached to a string. The stone is moving at a constant speed of 4.0 meters per second in a horizontal circle having a radius of 0.80 meter. The magnitude of the centripetal acceleration of the stone is

0.0 m/s2

5.0 m/s2

2.0 m/s2

20 m/s2

Basic Physics Practice Quiz

Questions: 12 | Attempts: 694 | Last updated: Mar 22, 2025

Sample Question
Define rotational inertia.

The property of an object to resist change.

The property of an object to resist change in a linear motion.

The property of an object to resist change in a rotational motion.

Physics Practice Questions From Forces, Energy and Motion! Quiz

Questions: 10 | Attempts: 519 | Last updated: Mar 20, 2025

Sample Question
A wheeled cart is moving eastward at a speed of 1 meter per second when it is acted on by a 30-newton force to the north and a 30-newton force to the south. Which of the following BEST explains why the cart’s speed and direction stay the same?

The new forces are perpendicular to the main force.

The new forces are balanced.

The new forces are smaller than the main force.

The new forces are in opposite directions.

Newton's 2nd Law Exam Questions! Quiz

Questions: 10 | Attempts: 8202 | Last updated: Oct 16, 2025

Sample Question
Compared to a 1kg block of solid iron, a 2kg block of solid iron has twice as much:

Inertia

Mass

Volume

All

None

Newton's 2nd & 3rd Law

Questions: 16 | Attempts: 392 | Last updated: Mar 22, 2025

Sample Question
A rock is propelled along a straight line in deep space by a constant force. If the force on the rocket decreases by half, its acceleration

Stays the same

Decreases by half

Triples

Doubles

The Penultimate Calculating Momentum Quiz

Questions: 5 | Attempts: 801 | Last updated: Oct 12, 2025

Sample Question
Calculate the momentum of a 0.15 kg ball that is moving toward home plate at a velocity of 40m/s.

0.0037 kg x m/s

5 kg x m/s

26.6667 kg x m/s

6 kg x m/s

1 kg x m/s

Physics Online Quiz On Dynamics

Questions: 15 | Attempts: 7065 | Last updated: Mar 22, 2025

Sample Question
Study the motion of the body in each case: a. a ship moving at 10 km/h in a straight path. b. a car moving on a straight path and then slowing down to stop c. a storm initially moving at 50 km/h northeast and then 60 km/h eastward d. a bus moving at 40 km/h around a curve. Which bodies move with constant speed?

C and d only

A and d only

B and c only

A, b and c

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