Questions by Csundman

Questions by Csundman

Helium is most known for its uses in floating balloons, but it has many scientific applications, such as preparing NASA rockets, testing aircraft in wind tunnels, and lifting weather monitoring equipment

asked Mar 12, 2020

1 answer

5 votes

108k views

Why is the hubble space telescope in space instead of on the ground?

asked Feb 24, 2020

1 answer

5 votes

61.1k views

URGENT!! The evidence that species change gradually over time is found in _____. Lamark's publications the ecological species concept Darwin’s journals the fossil record

asked Jul 12, 2019

2 answers

1 vote

173k views

This figure shows △ABC . AD¯¯¯¯¯ is the angle bisector of ∠BAC . What is BD ?

asked Apr 17, 2019

2 answers

0 votes

143k views

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