having the conditions necessary to support life
Describe a biosphere
all the living things on a planet
Define a geologic process
Rocky Planet
Describe the atmosphere
the mixture of gases surrounding a planet
Would a broad channel be caused by flowing lava or water?
Lava
System
A set of interacting parts forming a complex whole
Describe a hydrosphere
all the liquid water and solid water (ice) on a planet
Would a branching landform be caused by flowing water or lava?
Water
Landform
A feature that forms on the surface of a planet, such as a mountain, channel, or sand dune
describe a geosphere
the solid part of a rocky planet
Would a straight landform be caused by lava or water?
Lava
Channel
A long, narrow groove that forms where water, lava, or other liquid flows
What planet has most similar spheres to Earth?
Mars
Would a loopy landform be caused by flowing lava or water?
Water