Whose Mathematical Principles of Natural Philosophy explained his findings regarding gravity?

a. Isaac Newton

b. Galileo Galilei

c. René Descartes

d. Ibn Sina

What is the current through a wire if 240 coulombs of charge pass through the wire in 2.0 minutes?

Light from a laser of wavelength λ1 shines normally on a pair of narrow slits separated by distance D. This results in a difference in angle between the central and first intensity maxima of 0.02 radians.

Why is it a better to wear a white shirt on a hot summer day instead of a black shirt?

Brianna weighs 425 N. She climbs a flight of stairs to a height of 8 m. It takes her 6 seconds. How much work does Brianna do when she climbs the stairs? A. 71 J B. 2550 J C. 3400 J D. 53 J

Which best identifies the requirements for work to be performed? A) An object that has a force acting on it. B) An object that is moving and has no net force C) A force acting on a motionless object D) A force that moves an object

Which of the following objects is in dynamic equilibrium? A - a man standing in one place without moving B - a bicycle accelerating forward at 1.

A boat is traveling upstream in the positive direction of the x axis at 10 km/h with respect to the water of a river. The water is flowing at 7 km/h with respect to the ground. (a) What is the velocity of the boat with respect to the ground?

What are the standard units of length mass volume and temperature?

Approximately how long is a light-year? A. 9.5 billion km B. 95 billion km C. 9.5 trillion km D. 95 trillion km

A car that increases its speed from 20km/h to 100km/h undergoes what acceleration