The origin of the universe is still a
because all theories have been proven incorrect
because no one is able to witness it.
because there are no probable theories
because there is not enough evidence to prove just one theory

What do radio waves and microwaves have in common? both are at the side of the spectrum that has the shortest wavelengths. both are at the side of the spectrum that has the lowest radiant energy. both are at the side of the spectrum that has the lowest frequency. both are found next to visible light on the electromagnetic spectrum.

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above