Answer the following question given this paragraph: The three theories below are essential in Earth science. Each accounts for an enormous amount of data. Each is supported by many lines of evidence. All can be used to make predications. As new evidence arises, any of these theories may need to be altered. But none of these three are likely ever to be disproved. They are accepted by nearly all of the credible scientists in their fields. Q: In science, what is supported by much evidence, widely accepted by credible scientists, and unlikely to be disproved? Choices: - law - concept - hypothesis - theory A:
theory
(Question)
Answer the following question given this paragraph: Compared to Earth, the solar system is a big place. But galaxies are bigger - a lot bigger. A galaxy is a very large group of stars held together by gravity. How enormous a galaxy is and how many stars it contains are impossible for us to really understand. A galaxy contains up to a few billion stars! Our solar system is in the Milky Way Galaxy. It is so large that if our solar system were the size of your fist, the galaxy's disk would be wider than the entire United States! There are several different types of galaxies, and there are billions of galaxies in the universe. Q: What galaxy is our solar system a part of? Choices: - Centaurus - Andromeda - Bode's Galaxy - milky way A:
(Answer)
milky way
Ques: Answer the following question given this paragraph: Meiosis I begins after DNA replicates during interphase of the cell cycle. In both meiosis I and meiosis II , cells go through the same four phases as mitosis - prophase, metaphase, anaphase and telophase. However, there are important differences between meiosis I and mitosis. The eight stages of meiosis are summarized below. The stages will be described for a human cell, starting with 46 chromosomes. Q: What must replicate in the cell cycle before meiosis i takes place? Choices: - cell walls - sperm - meiotic fluid - dna A:
Ans: dna
(Q).
Answer the following question given this paragraph: High summer temperatures on the desert create high winds and monsoon storms. Strong winds in the desert can pick up dust and blow it around. A dust storm known as a haboob ( Figure below ) forms in the downdrafts on the front of a thunderstorm. Q: What causes high winds and monsoon storms in the desert? Choices: - moderate spring temperature - and-12 summer temperature - low winter temperature - high summer temperature A:
(A).
high summer temperature
Ques:Answer the following question given this paragraph: Compact bone makes up the dense outer layer of bone. Its functional unit is the osteon . Compact bone is very hard and strong. Q: What is the functional unit of compact bone? Choices: - spongin - collagen - scleroprotein - osteon A:

Ans:osteon
Ques:Answer the following question given this paragraph: Darwin thought that evolution occurs gradually. This model of evolution is called gradualism. The fossil record better supports the model of punctuated equilibrium. In this model, long periods of little change are interrupted by bursts of rapid change. Q: Did darwin believe in punctuated equilibrium or gradualism? Choices: - it depended - neither - punctuated equilibrium - gradualism A:

Ans:
gradualism