Defination of centre of curvature of a lens.

Which of the physical processes below results in the formation of metamorphic rocks? a. weathering and erosion b. cooling and crystallization c. heat and pressure d. deposition and eruption

A glass sphere (n = 1.50) with a radius of 11.0 cm has a tiny air bubble 3.00 cm above its center. The sphere is viewed looking down along the extended radius containing the bubble.

Why does gum stick to a wall when you through it but when its wet it doesnt stick?

Explain how the atom is a part of the electrical current process.

A distinct layer within a soil profile is called a/an

A scientist has been tracking and studying a population of deer in Yellowstone National Park. He surveys the population every six months. Usually, the population is thriving and has a gene pool with a wide variety of traits.

How long will it take a bike traveling at 5 meters per second to travel 25 meters south? A. 5 s B. 0.2 s C. 5 s south D. 0.2 s south

Two masses are connected by a string which passes over a pulley with negligible mass and friction. One mass hangs vertically and one mass slides on a frictionless 30.0-degree incline. The vertically hanging mass is 6.

The coordinates 40 degrees north and 100 degrees east falls in what country?

Which type of radio waves have the highest frequency and are used in radar detection? microwaves x-rays waves infrared waves gamma waves