You are presented with the question "What forms silica sand?" and the following answer choices: - Sediment - loose soil - sunlight - fire - soft soil - erosion - gasoline - rocks Now knowing that erosion causes deposition and silica sand is primarily mined from sandstone deposits, choose the best answer.
erosion
You are presented with the question "what have a negative impact on water quality?" and the following answer choices: - CFCs - oxygen - hydrogen - oil - h2o - mines - fungi - Cars Now knowing that acid rain has a negative impact on water quality and acid rain is partly caused by CFCs, choose the best answer.
CFCs
Q: You are presented with the question "what dissolves oxygen better when running than standing?" and the following answer choices: - H2O - NaCl - pH - CO2 - CO 2 - O2 - O3 - H20 Now knowing that running water is better able to dissolve oxygen and nutrients than standing water and water is made up of H2O molecules, choose the best answer.
A: H2O
Question: You are presented with the question "migration changes population size via what?" and the following answer choices: - wind - forces - abrasion - motion - distance - vehicles - Movement - speed Now knowing that migration is a type of movement that changes population size and movement is thought in motion, choose the best answer.
Answer: motion
*Question*
You are presented with the question "A flower 's purpose" and the following answer choices: - protection - photosynthesis - it needs them - reproduction - circulatory system - Plant reproduction - camaflouge - genetic diversity Now knowing that aflower 's purpose is to produce seeds and reproduction is by seeds and spreading rhizomes, choose the best answer.
**Answer**
reproduction
You are presented with the question "What ocean organisms feed on phytoplankton?" and the following answer choices: - gills - fungi - a fish - life - CO 2 - edible - sharks - tiny Now knowing that zooplankton are tiny animals that feed on phytoplankton and scientists have shown that ocean organisms known as zooplankton harbor cholera bacteria, choose the best answer.
tiny