What is the speed of a wave that has a wavelength of 2 m and a frequency of 6 Hz?

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

Ablock of mass m slides on a horizontal frictionless table with an initial speed v0 . it then compresses a spring of force constant k and is brought to rest. the acceleration of gravity is 9.8 m/s2 . how much is the spring compressed x from its natural length?