Geography, 14.09.2019 13:10, jaydenromero31
1. what do we mean when we say the universe is expanding? is the space between planets in our solar system, or the space between stars in our galaxy expanding, or is something else meant entirely? how does the concept of the expansion of the universe give us its current age?
2. carl sagan famously said that we are "star stuff." in what sense is this true?
3. what is meant by observable universe? what is the difference between the observable universe and the entire universe?
Answers: 1
Geography, 23.06.2019 08:00, kelseatuttleni
The biome that includes evergreen trees is the forest biome.
Answers: 1
Geography, 23.06.2019 15:30, emmilicious
What does it mean if a piece of wood is ripped? it has been water-damaged. it has been cut with the grain. it has been cut against the grain. it has been covered with laminate.
Answers: 3
1. what do we mean when we say the universe is expanding? is the space between planets in our solar...
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