What is the easiest way to separate hydrogen and oxygen out of a water molecule?
a.) boil the water until the chemical bonds break
b.) they cannot be separated by using physical properties
c.) filter the water using charcoal to break the chemical bonds
d.) use a magnet to pull out the metallic bonds

Hannah is writing a report on how albedo affects the global climate. she’s proofreading her passage for any factual errors. which sentence must hannah correct before submitting her report? earth receives energy from the sun. this energy drives many of the processes on earth, including its climate. some part of this energy is reflected by earth’s surface. we use the term albedo to describe the reflected energy. albedo of an object is the ratio of the reflected radiation to the total radiation reaching the object. a value of 0 means no energy is absorbed by the object, whereas a value of 1 means that all of the energy is absorbed. in this way, the albedo of an object can influence earth’s atmospheric temperature.

What is the relationship of air masses and the temperature of oceans?

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?