Page 209 - Science Course 3 (Book 2)
P. 209
Mo13-L2: Key Concept Check
Direction: Complete this table by putting a check mark under each planet that the characteristic applies
to. The f rst two lines have been completed for you
Characteristic Mercury Venus Earth Mars
Has a solid outer layer
Has an atmosphere
Has Wind
Has a surface that shows
erosion
Has a solid inner core
Has a liquid outer core
Has impact craters
Has at least one moon
Has an iron and nickel
inner core
Has a Crust
Has a Mantle
Has a surface temperature
greater than 200°C
Has a surface temperature
less than 150°C
Has liquid water on its
surface
Has lava on its surface
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