1. Colby runs for at least 45 minutes per day. His average for the week is 52.7 minutes. How many seconds of running did Colby average? Show your work.

An air-standard stirling cycle operates with a maximum pressure of 600 psia and a minimum pressure of 10 psia. the maximum volume of the air is 10 times the minimum volume. the temperature during the heat rejection process is 100°f. calculate the specific heat added to and rejected by this cycle, as well as the net specific work produced by the cycle. use constant specific heats at room temperature. the properties of air at room temperature are r

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?