Physics Questions

Focus groupsA. are usually composed of 10 to 15 people as participants B. yield results that are largely dependent on the viewpoint of the researcher C. always do a good job of representing the broader target market D. have a low cost per participant
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When a 191 N bag of nails hangs motionlessfrom a single vertical strand of rope, howmuch tension is exerted in the strand?Answer in units of N.
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One plate goes under another in a _____.A. subduction zoneB. transform fault areaC. seafloor spreading zoneD. region of paleomagnetism
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What is the difference between mass and weight in Physical Science?
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Which is heavier, the earth or the moon
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A worker pulls horizontally on a crate across a rough horizontal surface, causing it to move forward with constant velocity. Force A is the force exerted by the worker and force B is the force of friction due to the surface. What is the relationship between A and B?A > BA = BA< BIt will not slow down, but continue moving at constant velocity.
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How would one be able to travel in time?
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A demographic tool used to predict a population's future growth isChoose one answer.a. a hairline growth curve. b. demographic transition. c. age structures. d. maximum sustained growth. e. population momentum
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You can see yourself in the mirror because?
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Human impacts on biomes are best characterized by _______
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The Earth rotates on its axis every __________ and revolves around the Sun every __________.a. day . . . year b. month . . . day c. year . . . month d. year . . . day
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The atmosphere and oceans are constantly moving. Their activity is due primarily to _____. the Sun's energy the moon's gravity the earth's gravity air pressure
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FIRST ANSWER IS BRAINIEST TAKE YOUR TIME I NEED RIGHT ANSWERS FIRST ANSWER IS BRAINIEST ANSWER TAKE YOUR TIME NEED RIGHT ANSWER FIRST ANSWER IS BRAINIEST TAKE YOUR TIME I NEED RIGHT ANSWERS FIRST ANSWER IS BRAINIEST ANSWER TAKE YOUR TIME NEED RIGHT ANSWERDrag the item from the item bank to its corresponding match.A.Commensalism B.Consumer C.Decomposer D.HostE.Mutualism F.ParasiteG.PredatorH.Prey I.Producer J.Symbiosis1.This is an organism which feeds on, but usually does not kill, a larger organism.2.This is an animal that lives by preying on other animals.3.This is an interdependent relationship between two different species.4.is an organism that relies on other organisms for its food and energy supply; also called a heterotroph.5.This is an organism that breaks down and gains nutrients from dead organisms.6.This is an organism that supplies matter and energy, also known as an autotroph.7.This is the interaction of two organisms where one is helped and the other is neither helped nor harmed.8.This is the interaction of two organisms where both benefit.9.An organism that harbors a parasite, mutual partner, or commensal partner, typically providing nourishment and shelter.10.An animal that is killed and eaten by another animal.
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For communication to take place, there has to be:a. transmission of the message.b. medium.c. sharing of meaning.d. absence of noise.
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If two waves with EQUAL amplitudes and wavelengths travel through a medium in such a way that a particular of the medium is the crest of one wave and at the trough of the other wave at the same time, what will happen to that particle?
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Describe the factors that determine power in your own words (not from a website)
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Use the terms atom and element to explain what makes silver and gold different
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Nuclear power plants produce _______.a. radioactive waste that must be stored properlyb. no wastec. radioactive waste that can be released into local water suppliesd. air pollution
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