What is the use of sound waves to detect and measure objects underwater

What is oldest national park east of the Mississippi

Which of the following belief systems rejects the ideas of worshiping gods and having life after death?

A cone has a diameter of 6 centimeters and a height that is 5 times the diameter. Using 3.14 for pi, which of the following can be used to calculate the volume of the cone?

Would u think that because we added tar and many other things over the years to the road our road levels would be lower and in the old days would be no fog because the clouds didn't go lower than they do now?

What break it is more common in minerals cleavage or fracture

Is argentina in the northern or southern hemisphere?

How does earths revolution affect our view of stars and constellations in the night sky?

The reason why the USA seems to have so many products that are "Made in China" is because Chinese businesses are very involved in world trade. Which means Chinese businesses are

Which of the following is not a place where hydrogen can be found on Earth? A. Natural gas well B. Atmosphere C. Water D. Mine

Molten lava coming out of a Hawaiian volcano cools down and forms rock. Which statement best describes the flow of energy in this scenario? Energy moves from the surroundings to the lava. Energy stays within the lava.