Physics, 08.01.2020 06:31 austintules2005
In 1986, several robotic spacecrafts were sent into space to study the halley's comet. which of these statements best explains why humans should continue to send robotic spacecrafts into space?
a. they absorb harmful radiations in space.
b. they change weather conditions on earth.
c. they discard some myths about objects in space.
d. they destroy meteors and comets which might strike earth.
Answers: 3
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The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
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Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely
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Physics, 22.06.2019 11:30
This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?
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Physics, 22.06.2019 16:00
The discovery of the electron as a subatomic particle was a result of
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In 1986, several robotic spacecrafts were sent into space to study the halley's comet. which of thes...
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