Master Physics with Fun Quizzes & Brain Teasers!

What is the correct answer??
1 Answer
The constellation Canis Minor has a binary star system consisting of Procyon A and Procyon B. Procyon A, at 31030kg, has 2.5 times the mass of Procyon B; and they are roughly 21012m apart. How does the force on Procyon A from Procyon B compare to the force on Procyon B from Procyon A?
1 Answer
Tension force refers to an object being pulled tight from both ends. Think about pulling a rope or string. This type of force is only exerted if the string is taut. Grasp the two ends of the string, and pull them so the string is taut. How does this force, the tension force, differ from elastic force?
1 Answer
what is specific gravity
1 Answer
Which is a good conductor of electricity?
2 Answers
Calcule la magnitud y direccin del campo magntico que se presenta bajo una lnea de transmisin de 600A, que pasa sobre el suelo a una altura h=6m, justo sobre el eje x, tal como se muestra en la figura.
2 Answers
The statement "for every action, there is an equal but opposite reaction" is a statement of____.
2 Answers
Branden is an excellent student, but he is never satisfied with his grades, even though they are consistently high. Given these personality traits, which best describes Branden? Branden is so unhappy with himself and his grades that he has given up trying. Branden believes himself to be a victim of his circumstances. Branden believes that he is not okay unless he is perfect. Branden is constantly worried that something bad is about to happen.
2 Answers
An object of mass 2 kg travels through outer space in a straight line at a constantspeed of 100 m/s. One may most correctly conclude thata. It is subject to no forcesb. It is subject to a net force of zeroc. It is being propelled by a constant net forced. It must have been pushed by a force of 50 N
1 Answer
The members who make up our government work together to keep things safe and take care of our needs. Each person does their part to make sure things run smoothly. How do each of the different pathways in the Government and Public Administration work together to help?(I'm not sure if this is the right subject for this but who cares-)
2 Answers
What is Newtons Second Law
2 Answers
1. An object is dropped vertically downwards from the top of a building. (i) Determine the height of the building if it hits the ground in 2.5 seconds. (ii) Determine the velocity with which it will hit the ground.
1 Answer
Assuming a current is flowing, what increases the strength of the magnetic field of a coiled electrical wire? straightening the wirechanging the direction of the current flowadding more coils to the wirestopping the current
2 Answers
Why do we feel cool after perspiration/sweating? **No link or random answer****If u do so, u will be reported****Thank u, if u can help**
1 Answer
What is the force against the earth (Weight) applied by a 40kg mass?
1 Answer
A helicopter is accelerating up into the air while it is also accelerating due north. Which statement about the forces acting on the helicopter is true?
1 Answer
A 2.00 kg cat is in a 97.00 kg elevator. What force on the elevator cable would be needed to lower the cat/elevator pair with an acceleration of 2.00 m/s^2 downwards?
1 Answer
Example of extensive property Please fast
1 Answer
When are children MOST likely to begin using words to express meaning? A. before 12 months B. between 12 and 18 months C. between 18 months and 2 years D. between 2 and 3 years
1 Answer
This type of electricity is produced when objects give up or gain electrons andcharges are stored?currentmechanical electricityfrictionstatic electricity
1 Answer
A diver jumps from a high platform and stays in the air for 1 second. How high was the platform?
1 Answer
As Gabriel has gotten older, he has shown a lot of growth in his emotional development. How is this MOST accurately demonstrated? A. He used to cry and scream all the time, but now he can better control his feelings. B. He used to be influenced by his parents, but now he is influenced by his friends. C. He used to only be able to understand a few words, but now he is using complete sentences. D. He used to be barely able to walk a mile, but now he is able to run 20 minutes a day.
2 Answers
Forces can change the ________ of a moving object
2 Answers
A balloon is rubbed against a sweater. Which of the following describes the result of this interaction?(1 point)The outer shell electrons move from the balloon to the sweater.The fibers of the sweater lose electrons.The balloon becomes positively charged.The free electrons in the balloon decreases.
1 Answer