A box of mass 10kg is pulled up by a string. If the acceleration of the box is 20m/s^2, what is the tension in the string?

the answer is to check all of them! they all apply well at least i think so!

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2