You run to your girlfriend's house and announce that you were running at a rate of 15 miles per hour. She knows this is not true because she knows

What galaxies would you most likely find at the center of a large cluster of galaxies?

An electron is placed in a magnetic field that is directed along a z axis. The energy difference between parallel and antiparallel alignments of the z component of the electron's spin magnetic moment with is 7.50 * 10-25 J. What is the magnitude of?

Someone jumped from a high altitude at 31,000m above the earth. he freefalled for 4 min and 36 secs with top speed of 988 mph

A 2.0 kilogram ball above the floor has 39 joules of potential energy the balls height is about meters above the floor

Are stained glass windows transparent, opaque or translucent

When light waves passes straight through an object, it is called?

One microgram contains how many grams?

While John is traveling along a straight interstate highway, he notices that the mile marker reads 241 km. John travels until he reaches the 134 km marker and then retraces his path to the 167 km marker.

What are the forces that make an object move

Which causes a rainbow in the sky? a. Sunlight (white light) is refracted as it passes through different layers in the atmosphere. b. Sunlight (white light) refracts when it passes through droplets of water in the atmosphere. c.