The essential element of geography called “physical systems” focuses on the study of a. the regions that people create by grouping areas together b. the earth’s natural environments and the systems that shape them c. the locations of places in relation to one another d. the cultures that people create

Solve for r in the formula v = ir, when i = 5 and v = 15.

Which season occurs in the northern hemisphere when the sun is at its lowest point in the sky

Look at the diagram showing the different wavelengths in sunlight. which statement describes electromagnetic waves with wavelengths greater than 700 nanometers? they take the form of heat. they can cause skin cancer and sunburn. they are some of the shortest waves. they can be seen by human eyes as visible light.