There is no sound in the vacuum of space. Why?

Sound must travel through something that vibrates.

There is no energy in space.

There is no air to vibrate a human eardrum.

remeber you can pick more then one

What was the meaning of a multifront war for the United States during WWII? A) Americans were fighting of a European Front and a Russian Front. B) Americans were fighting of a Pacific Front and an African Front.

What caused the Ukrainian genocide to occur?

What is a major land feature in south africa?

Do you agree or disagree with the Big Bang theory? Explain why or why not

How dangerous is marijuana compared to other drugs?

Who was the first to rule in the new age kingdom

What issue is increasingly important as the average age of Americans increases?

Which of the following statements best describes environmental changes caused by westward railroad expansion? Western forests were cut down for lumber for railroad and bridge construction.

Why did U. S. forces have trouble defeating the Seminole? How might some Seminole have managed to avoid relocation after 1842?

Whenever technology advances, an economy can produce more output with Group of answer choices Fewer resources. Current resources. No resources. More resources.