Slide 1 Slide 2 Weather-current state of the atmosphere, The Causes of Weather Climate-average weather over a long period of time (30 years or more) What we now know: Difference…
Slide 1Organisms in Their Environment 42 Slide 2 Concept 42.1 Ecological Systems Vary in Space and over Time Physical geographystudy of the distribution of Earths climates…
Slide 1Air Pressure and Wind Slide 2 What is air pressure? The force exerted by air molecules as they collide with a surface The weight of the atmosphere as it pushes on…