Which was one of the basic principles from which Newton derived the law of gravity?
a. That heavenly motions should follow the same rules as motions on earth.
b. That the Sun revolves around the Earth.
c. That the Moon revolves around the Sun.
d. That objects in motion tend to come to rest.
e. That what goes up must come down.
a
You might also like to view...
An airplane pilot experiences weightlessness as she passes over the top of a loop-the-loop maneuver. If her speed is 200 m/s at the time, find the radius of the loop
A 2.00 kg pendulum bob on a string 1.50 m long, is released with a velocity of 4.00 m/s when the support string makes an angle of 30.0 degrees with the vertical. What is the angle with the vertical the bob makes at the highest point of its motion?
A. 85.3 degrees B. 71.2 degrees C. 60.3 degrees D. 56.7 degrees E. 45.0 degrees
The Sun and stars rise in the east, and set in the west. Contrast ancient and modern explanations for this observation
What will be an ideal response?
During an isochoric process, the internal (thermal) energy of a gas decreases by 50 J. How much energy via heating is added to the gas during this process?
A) 0 J B) 50 J C) -50 J D) 25 J E) -25 J