Which of the following is released by trees into the atmosphere?

carbon dioxide

nitrogen

oxygen

ozone

more tha one answer

Who came up with the theory of relativity?

If a body system, such as the digestive system, fails to work properly, what would happen to the organism

A sound wave is a (a longitudinal wave, (b transverse wave, (c standing wave, (d shock wave, (e none of these.

What is an anemometer used to measure?

Suppose an oxygen molecule traveling at this speed bounces back and forth between opposite sides of a cubical vessel 0.17 m on a side. What is the average force the molecule exerts on one of the walls of the container?

200 525000 lololo Boat A is 10 km north of a port. Boat B is 5 km east of the same port. Boat A sails in a straight line towards boat B. Work out the bearing on which boat A sails.

Is Li greater than He on the periodic table?

White light falls on a yellow filter, if: (a) A green filter is placed behind a yellow filter, what is the colour of the light that will emerge from the green filter?

Calculate the energy equivalent in joules of the mass of a proton. [Show all work, including the equation and substitution with units.]

If the weight is 950 newtons, what is the mass?