Which statement best explains why sound waves cannot travel in space?

1. in space, sound waves are too far away to be heard.
2. sound waves are transverse waves and cannot travel through a vacuum.
3. space is a vacuum, and sound waves require a medium to travel.
4. sound waves are longitudinal waves and the air particles in space prevent sound from traveling.

Pl which diagram illustrates prophase?

In 2015, about ten percent of total u. s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power

Which of the claims below does this model support? select all the claims that are supported