What is the medium that sound waves travel through when a person speaks?

a. Air

c. Vocal cords

b. Your tongue

d. It does not use a medium

What is the correct order of the planets in the solar system

An equilibrium is not changed by a change in pressure. a. True b. False

Geology belongs to witch main category of science?

Two waves collide and the temporary combined waves that results is smaller that the original wave. which term describes this interaction? A. destructive interference B. standing wave formation C. diffraction D. constructive interference

Effects of Environmental Conditions on Transpiration Environmental Condition Water Loss (mL/m^2/hr) Standard room 4 Bright light 6 Wind 8 Misting around plant 2 Polluted environment 3 Which of the conditions serves as the control?

A 26-g steel-jacketed bullet is fired with a velocity of 630 m/s toward a steel plate and ricochets along path CD with a velocity 500 m/s.

A small boat is carrying four people across a river. Without any paddling, the boat moves downstream at a steady speed of 5 m/s. If the average weight of the four people is 60 kg, then what is the speed of the boat after one person gets?

Does temperature affect the dissolving phase?

In a clear, coherent, paragraph-length answer, explain why the speed of the apple half way between the release and the maximum height is not half the initial speed.

In pea plants Round (R) is a dominant trait and wrinkled nose (r) is a recessive trait. Which combination would result in wrinkled seeds? 1. RR 2. Rr 3. rr 4. ww