Aboy pushes his sister on a swing. what is the
frequency of oscillation of his sister on the swing
if the boy counts 90. complete swings in 300.
seconds?
(1) 0.30 hz (3) 1.5 hz
(2) 2.0 hz (4) 18 hz

It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet

Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form