What is the net force when you combine a force of 15n north with a force of 12n south?

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

Define dew point. i am writing this part to be able to ask the question

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.