Each half of earth is a a global grid b cardinal direction c hemisphere d meridian

On this map of the united states the letter h indicates high pressure and the letter l indicates low pressure . select the black arrow that accurately shows the direction of the wind.

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.

Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (