The society of automotive engineers has established an accepted numerical scale to measure the viscosity of motor oil. For example, sae 40 motor oil has a higher viscosity than an sae 10 oil. Rank the following hydrocarbons by their expected viscosity.

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

Which statement best describes gravity? it is the force that repels only very small objects. it is the force that acts between objects with zero mass. it is the force that sometimes acts only on very large objects. it is the force that acts between any two objects in the universe.

How do we determine if they are made with matter