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Physics Questions and Answers (Q&A)

T. Perez
Answered: Sep 17, 2019
The correct answer to this question is B, Sensorimotor, preoperational, concrete operations, formal operations. The cognitive development theory was created by Jean Piaget. He was a Swiss...Read More

3 Answers

776 views
H. callum, Content Writer
Answered: May 10, 2019
Isaac Newton was a famous man who specialized in science and mathematics. Individually, he experimented with motion. He figured out and proved three laws. These were known as the first law,...Read More

2 Answers

764 views
J. Pollock, Science Professor
Answered: Jul 04, 2019
LDR is known as the Light Dependent Resistor. There are two main types of photosensors, and these are known as the LDR or Light Dependent Resistor and the photodiodes. If you were to ask someone...Read More

3 Answers

747 views
M. Porter, Senior Executive
Answered: Apr 10, 2019
It is "G", no more and no less. This question can be found on Physics tests. In this answer, g (also known as G-forces) is the amount of gravity exerted when one falls. This gravity is exerted by...Read More

2 Answers

699 views
C. Bernthal, Teacher
Answered: May 29, 2019
Everyone knows that water comes in three primary forms. It could be a liquid, solid, or gas depending on the temperature. If the temperature is freezing, the water turns to a solid, which is ice....Read More

2 Answers

608 views
Anthony Paul Bonadio, Teacher
Answered: Jan 29, 2019
The correct answer to this question is B. If a rocket moves through empty space in a straight line with constant speed, far from the gravitational pull of any star or planet, this motion can be...Read More

2 Answers

590 views
Bergeront Tiffney, Computer Engineer
Answered: Mar 27, 2019
A net force is a remaining force that produces an acceleration of an object when all opposing forces that have been canceled out. Opposing forces decrease the effect of acceleration, which lowers...Read More

2 Answers

560 views
Y. Dawne, Content Blogger
Answered: Feb 07, 2019
The correct answer to this question is C. In thermal equilibrium, it is observed that a higher temperature object which is in contact with a lower temperature object will transfer...Read More

2 Answers

535 views
Donnaingusan
Answered: Jan 22, 2021
2.5 x 105N/m2

Solution: First calculate the flow speed on the second floor, calling it v2, using the equation of continuity. We can call the basement point 1. v2 = (v1A1) / (A2) =...Read More

2 Answers

507 views
Robert Hazlewood, Senior Executive
Answered: May 30, 2019
The example of projectile motion is letter B. This is a type of action that is normally experienced by an object that is being thrown on the surface of the earth. Usually, the movement of the...Read More

4 Answers

485 views
Aidan_lynchcfc
Answered: Jan 22, 2021
Increases

1 Answer

477 views
Marissa_santana
Answered: Jan 22, 2021
An object has constant non-zero velocity and changing acceleration

1 Answer

464 views
O. Bickis, Corporate employee
Answered: Dec 17, 2018
When two objects collide like cars, it is important to determine the magnitude of the crash based on the velocity and speed of the two items. To do that, you need to divide the mass or weight of...Read More

3 Answers

462 views
Carice Snow, Motivator
Answered: May 22, 2019
The correct answer is option A Velocity at maximum height (vf) = 0 Time it takes to reach maximum height (t) = 3.125s ∆d = vf x t – ½ at^2 ∆d = (0) – ½ at^2 ∆d = -...Read More

2 Answers

462 views
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