subject
Geography, 27.10.2019 14:43 hctlawton

True or false? : a protostellar cloud spins faster as it contracts, even though its angular
momentum stays the same.

a) true, angular momentum is conserved and if the cloud contracts, it must spin faster.
b) true, clouds spin faster as they contract but their angular momentum must also increase.
c) false, if the angular momentum stays the same, the cloud must spin at the same rate.
d) false, if the angular momentum stays the same, the cloud cannot contract.

ansver
Answers: 1

Another question on Geography

question
Geography, 23.06.2019 01:30
Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand
Answers: 3
question
Geography, 23.06.2019 11:40
Since 1980, which three countries have either attacked or been attacked by iraq? a. iran, turkey, united states b. iran, israel, jordan c. iran, kuwait, united states d. iran, saudi arabia, egypt
Answers: 1
question
Geography, 23.06.2019 15:00
Because its government strictly controls its economy, north korea has a economy. a. command b. mixed c. traditional d. free market
Answers: 2
question
Geography, 24.06.2019 08:00
How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves.b. when a river overflows it moves downhill resulting in the formation of caves.c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves.d. when water empties into lakes, sediment is deposited, resulting in formation of caves.
Answers: 1
You know the right answer?
True or false? : a protostellar cloud spins faster as it contracts, even though its angular
m...
Questions
question
Mathematics, 01.09.2019 09:00