Q: What creates wet and dry zones at different latitudes? Choices: - jet stream - trade winds - horse latitudes - global air currents A:
global air currents

(Question)
Q: Where do radio waves lie on the electromagnetic spectrum? Choices: - middle - far right - top - far left A:
(Answer)
far left

Ques: Q: What has the burning of fossil fuels increased in the atmosphere? Choices: - ozone - oxygen - temperature - carbon dioxide A:
Ans: carbon dioxide

(Q).
Q: Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by these? Choices: - four atoms - one atom - nine atoms - two atoms A:
(A).
two atoms

Ques:Q: In a photosystem, pigments in the light-harvesting complex pass light energy to two special molecules of what in the reaction center? Choices: - calcium - carbonate - nutrient - chlorophyll A:

Ans:chlorophyll

Ques:Q: What process enables all living things to maintain a constant internal environment? Choices: - peristalsis - consciousness - ketosis - homeostasis A:

Ans:
homeostasis