Answer the following question given this paragraph: Electric current is a continuous flow of electric charges (electrons). Current is measured as the amount of charge that flows past a given point in a certain amount of time. The SI unit for electric current is the ampere (A), or amp. Electric current may flow in just one direction (direct current), or it may keep reversing direction (alternating current). You can watch an animation of electric current at this URL: http://www. schoolphysics. co. uk/animations/Electric_current/index. html. Q: What is the si unit for electric current? Choices: - joule - ohm - planck - ampere A:
ampere
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Answer the following question given this paragraph: Individual nucleotides can be linked together through their phosphate groups to form nucleic acid polymers. Once constructed, DNA generally exists as two strands that are linked together by hydrogen bonds, producing a double-helical structure (see Figure below ). Q: Individual nucleotides can be linked together through their phosphate groups to form? Choices: - atoms - nitrous acid polymers - dna - nucleic acid polymers A:
nucleic acid polymers
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Answer the following question given this paragraph: Understanding the "hows" and "whys" of the world is the goal of science. The term science comes from a Latin word that means "having knowledge. " But science is as much about adding to knowledge as it is about having knowledge. Science is a way of thinking as well as a set of facts. Science can be defined as a way of learning about the natural world that is based on evidence and logic. Q: The term science comes from a latin word that means? Choices: - were knowledge - having information - only knowledge - having knowledge A:
having knowledge
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Answer the following question given this paragraph: The cerebrum is the largest part of the brain. It sits on top of the brain stem. The cerebrum controls functions that we are aware of, such as problem-solving and speech. It also controls voluntary movements, like waving to a friend. Whether you are doing your homework or jumping hurdles, you are using your cerebrum. Q: What is the largest part of the brain? Choices: - temporal lobe - hypothalamus - pituitary gland - cerebrum A:
cerebrum
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