A pure sound wave, generated by a tuning fork, is considered a periodic wave. Which statement is true for this tuning fork sound wave?

Which increases the work output of a machine? A reducing friction B reducing input distance Cincreasing output distance Dincreasing friction

If the price elasticity of supply for a window manufacturer is 1.5, a. a 10% increase in the price of windows results in a 15% increase in the quantity of windows supplied. b. supply is considered to be inelastic. c.

What is the best description of gems

Which of the following components of an electrical circuit is a source of voltage? A. a switch B. a battery C. a resistor D. a light bulb

Why were IC engines invented and by who?

You are standing on the sidewalk and see a bus drive by. What would be an ideal frame of reference? A bird flying overhead A jogger running along the sidewalk A car driving alongside the bus A tree across the street

Q9: Suppose that the metal cylinder in the last problem has a mass of 0.10 kg and the coefficient of static friction between the surface and the cylinder is 0.12. If the cylinder is 0.

Which of these is a covalent bond. a. LiCl b. Alcl3 c. Na2S d. NO2

Recall that weight is a force and is equal to m*g, where g is the acceleration due to gravity exerted by the Earth near the Earth's surface. The acceleration due to gravity exerted by the moon near the moon's surface is 16.6% that of Earth.

Two cyclists leave towns 120 km apart at the same time and travel toward each other. One cyclist travels 10 km/h slower than the other. If they meet in 2 hours, what is the rate of each cyclist?