We measure the loudness of sound in decibels.

a. True

b. False

Air flows upward in the wick of a lantern because of the liquid property called

A car speed up from 15m/s to 30? m/s in 12 seconds what is the acceleration of the car

Which phrase best defines topography? resources on the land physical features of the land types of rocks on the land mapping the land

How do protons and electrons determine the properties of an atom?

How does electricity work in a vacuum

Which of the following occurs in meiosis that does not occur in mitosis 1 fertilization occur 2 body cells are made 3 sex cells are made 4 cell division occurs

A hot air balloon is hovering in the air when it drops a 40 Kg food package to some lost golfers. If the package is dropped from an altitude of 500 m and air resistance can be neglected, how fast is the package moving when it hits the ground?

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying

What is the value of x in the equation Ix - 3y = 30, when y = 15?

32. How much work is done pushing an 80 N box 2 m across ue surtout What work is done? a. 40 J c. 160 J b. 20 J d. 240 J