What is the net force on this object f air = 400n (up) fgrav=600n (down)

a (600 newtons)

b (400 newtons)

c (0 newtons)

d (200 newtons)

Which part of a mountain would have the lowest temp?

The ice cap at the North Pole may be 1000 m thick, with a density of 920 kg/m3. Find the pressure at the bottom and the corresponding melting temperature.

An object is traveling at a constant speed of 12.0 m/s when it slows to a stop. If it takes 10.0 m for the object to stop, what is the magnitude of its acceleration?

As a skydiver with a mass of 54 kg falls toward the Earth, she accelerates at 9.8 m/s2. What is the force of gravity acting upon the skydiver? What must be true about the force of air resistance acting on the skydiver?

As planets move toward the sun, they tend to: A. move at constant speed B. speed up C. burn up D. slow down

Acceleration is defined as the rate of change for which of the following? A. time B. velocity C. position D. displacement

What are 3 characteristics of a tornado?

Which list shows the element symbols of the 6 biological elements?

A space probe produces a radio signal pulse. If the pulse reaches Earth 12.3 seconds after it is emitted by the probe, what is the distance from the probe to Earth?

Do substances that heat up quickly have high or low specific heat capacity?