What is a substance that is made up of a single kind of atom

Coherent light of wavelength 519 nm passes through two slits. In the resulting interference pattern on a screen 4.6 m away, adjacent bright fringes are 4.0 mm apart.

What circular motion occurs when an object is traveling with constant speed in a circle?

If an orange falls off the table, what causes it to stop?

A horse ran 5.75m/s for 3.5min, how far did it travel

3. All the water on Earth, including the water in the atmosphere, makes up the A. biosphere. B. hydrosphere. C. atmosphere. D. geosphere.

What units must be used to express the temperature in the equation for the ideal gas law? explain?

Which region of the Sun is typically about 6,000 C?

How well does the infographic ""Plastics in the Ocean"" present a solution to the problem it describes?

Which of the following would be a good question that could be scientifically investigated? what is the best advice a parent can give a child what is the most appropriate number of dogs per household do cherry popsicles freeze slower than orange

Formulas (equations) : A = 3x and B = 5x + 1 As x increases, does A or B go up faster? if x=0, then A=? if x=1 then B=?