Two forces of 5N and 12N act at right angles at the same point on an object. Find by scale drawing and calculation the resultant force which is equal in magnitude
and direction to the combined effect of the two forces​

How does convection affect our atmosphere? our layers of earth? our oceans?

Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?

If a substance is in the gas phase, which of qualities of the gas will stay constant? a: volume b: mass c: shape d: position of particles