Is the following sentence true or false? The three main types of

mechanical waves are water waves, longitudinal waves, and surface

waves.

An object with a mass of 4.6 kg accelerates at 1.08 m/s/s when an unknown force is applied to it. What is the amount of the force?

the volume of an iron sphere is 3.00cm cubed after being heated from 20.0c to 600.0 c what was the initial volume of the iron sphere at 20.0c

What is the mass of a cylinder of lead that is 1.80 in in diameter, and 4.12 in long. the density of lead is 11.4 g/ml?

A visible light emits light with a wavelength of 4.00x10^-7m. Calculate the frequency of the violet light. a) 7.50x10^4Hz b) 6.30x10^24Hz c) 7.50x10^1Hz d) 6.30x10^-1Hz

What is the internal energy of 3.00 mol of N2 gas at 25 degrees C? To solve this problem, use the equation: U electronic gas = 5/2nRT. Remember that R = 8.31 J / (mol-K) and K = degrees + 273. A. 37, 100 J B. 18,600 J C. 1560 J D. 623 J

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10m

What is the force on a 1-kg ball that is falling freely due to the pull of gravity

Which would react chemically by forming an ionic bond? A. 2 chlorine atoms with 7 valence electrons each B. 1 neon atom with 8 valence electrons and 1 lithium atom with 1 valence electron C.

Which of these are considered an oxidizing mutagenic agent? x-rays benzopyrene gamma rays