If element X has 33 protons, how many electrons does it have?

The star Rho1 Cancri is 57 light-years from the earth and has a mass 0.85 times that of our sun. A planet has been detected in a circular orbit around Rho1 Cancri with an orbital radius equal to 0.

Henry heavyweight weighs 1450 n and stands on a pair of bathroom scales so that one scale reads twice as much as the other.

Angelina jumps off a stool. As she is falling, the Earth's gravitational force on her is larger in magnitude than the gravitational force she is exerting on the earth. 1. False 2. This may happen in many cases, but not in every case. 3. True 4.

A golf ball is at rest on the grass. What must happen to cause the ball to move? A balanced net force must be applied An unvalanced net force must be applied The net force must be zero The net force must be greater than the applied force

The surface bedrock of mt. marcy, new york, is composed primarily of which rock?

How to find a resistance of a lamp?

You do 200 joules of work against gravity when lifting your backpack up a flight of stairs that is 4 meters tall. What is the weight of your backpack in newtons?

How are elements arranged in the modern periodic table?

What are the three parts of Kinetic Theory

Ground infrared telescopes Versailles at high altitude and dry climate. What explains the location for those infrared telescopes