Answer:
True
Explanation:
Sound waves need a medium to travel through. That's why you cant hear sound in space. But you can see light in space and the sun heats up our planet, so yes, light doesnt need a medium to travel through.
Answer. True
Explanation:
When water freezes, water molecules form a crystalline structure maintained by hydrogen bonding. Solid water, or ice, is less dense than liquid water. Ice is less dense than water because the orientation of hydrogen bonds causes molecules to push farther apart, which lowers the density.
There is an irruption
Lava gets cooled with water (lake)
It turns to magma
Answer:
C. The nations of the world have finally come to some agreement on why and ... Ecosystems are open systems through which energy flows and materials are cycled ... In detrital food webs it flows mainly from plants through decomposers and detritivores ... In the atmospheric cycles, elements can move in the gaseous phase
Explanation:
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