In order to determine the distance and speed of moving objects, radar uses A ocean waves
B. sound waves
C. electromagnetic waves
D. radio waves
Please select the best answer from the choices provided:

Plz which natural resources in southwest asia are important? choose all answers that are correct. oil plutonium water natural gas

One of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed