Physics, 16.02.2021 19:10 squidmeat12
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The Big Bang Theory allows scientist to conclude that the universe . . .
1. was hotter and denser in the past
2. was cooler and less dense in the past
3. consisted mostly of carbon and oxygen in the past
4. consisted primarily of iron and nickel in the past
5. emerged from a tiny region and expanded
6. was only one star with eight orbiting planets
Answers: 2
Physics, 21.06.2019 18:00
Aproton is projected toward a fixed nucleus of charge +ze with velocity vo. initially the two particles are very far apart. when the proton is a distance r from the nucleus its velocity has decreased to 1/2vo. how far from the nucleus will the proton be when its velocity has dropped to 1/4vo?
Answers: 3
Physics, 22.06.2019 05:30
Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.
Answers: 2
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The Big Bang Theory allows scientist to conclude that the universe . . .
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