Which of the following statements is not true regarding atmospheric pressure?
a. you calculate absolute pressure by adding atmospheric pressure to gage pressure.
b. when atmospheric pressure is higher than the absolute pressure of a gas in a container, a partial vacuum exists in the container
c. mercury and aneroid barometers are used to measure atmospheric pressure.
d. atmospheric pressure increases with increasing altitude

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?

An astronaut floating in space is trying to use her jetpack to get back to her space station, but she is being pulled away by a nearby planet, as shown in the image below. her jetpack provides a constant thrust of 310 n. if she angles her jetpack in such a way that it cancels out the vertical force due to the planet's gravity, what is her net horizontal force? thaud 487 o a. 54.8 n toward the space station o b. 212.9 n toward the space station o c. 185.2 n toward the space station o d 956 n toward the space station