Which changes of state are characterized by having atoms that gain energy? Check all that apply

melting

sublimation

freezing

vaporization

condensation

depositoin

Ken wishes to get produce from the store, which is a distance D = 2.5 km east of his condo. Ken rides his bike to the store at a constant speed of v1 = 6.1 m/s, and rides back to his condo at the slower speed of v2 = 2.4 m/s. 1.

Which equation is used to calculate the weight of an object on a planet? w = mg w = mG w = StartFraction mass over grams EndFraction w = StartFraction m over C EndFraction

A measure of the force that moves charges through a conducting material

The headlights are shining on a truck travelling at 100 km/h. The speed of the light from the headlights relative to the road will be: A) c B) c + 100 km/h C) c - 100 km/h D) depends on the temperature, but faster than the speed if the truck was not

A satellite orbiting Earth at an orbital radius r has a velocity v. Which represents the velocity if the satellite is moved to an orbital radius of 5r?

Which car has the most kinetic energy? A car of mass 1500 kg with speed 5 m/s or A car of mass 1300 kg with speed 3 m/s or a car of mass 1200 kg with speed 2 m/s or a car mass 1400 kg with speed 4 m/s

A 500 kg table with 4 legs rests on solid flat ground. I place 3 books on the center of the table with masses of 10 kg, 20 kg and 30 kg respectively. What is the normal force between the ground and one leg of the table?

Fluorine-21 has a half-life of approximately 5 seconds. What percentage of the original nuclei would remain after 20 seconds

Which of these is an example of a totalitarian regime A.) Canada under prime minister Trudeau's rule B.) the Soviet Union under Josef lo

Since 1 pound = 4.45 newton, what is your earth weight in newtons?