1. portable 2. network 3. graphics
Answer:
Iron and Nickel
Explanation:
Contains the densest elements, has a radius of about 3,400 km, and accounts for about 35% of Earth's mass.
Answer:
When the entire lake reaches 40 F, the surface water cools further, dropping below 40 F. Because this water is now less dense than the surrounding water, it will stay on the top and continue to cool. Once the surface water falls to 32 F, it freezes. The freezing then spreads downward into the lake and the ice thickens
Explanation:
