Hiker goes distance of 4km east start time 9:00am end time 9:45am. what was hike

rs velocity

The specific heat capacity of silver is 0.24 J/°C·g. Calculate the energy required to raise the temperature of 147.0 g from 274 K to 291 K. Energy = J Calculate the energy required to raise the temperature of 1.0 mole of by 1.

7.) A car starts from rest and accelerates uniformly at 1.7 m/s/s. How long will it take the car to reach a speed of 34 m/s? A 200 s B 58 s C 20 s D2 s

Which choice best describes what our solar system contains besides the sun, eight classical planets, and their moons?

A wire with a weight per unit length of 0.075 N/m is suspended directly above a second wire. The top wire carries a current of 29.2 A and the bottom wire carries a current of 59.1 A.

A sample of wood has a heat of combustion of 3.29 kJ/g. What quantity of the wood must be burned to heat 250. g of water from 18°C to 85°C? Once again, the specific heat capacity of water is 4.18 J/°C·g.

Six artificial satellites complete one circular orbit around a space station in the same amount of time. Each satellite has mass m and radius of orbit L.

A negative correlation between degree of wealth and likelihood of suffering from a psychological disorder would indicate that

1. What's your great idea for capturing carbon emissions from existing power plants today?

A lever allows a 35 N load to be lifted with a force of 7 N. What is the mechanical advantage of the lever?

A container of gas is at a pressure of 3.7 * 105 Pa How much work is done by the gas if its volume expands by 1.6 m3?