Physics, 22.09.2020 08:01 pheonixhowls
MULTIPLE CHOICE QUESTION
Which statement best describes stars and nebula.
Stars are classified using nebula
The sun is a type of star formed in nebular Nebula are born in stars
Answers: 2
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What explosion in the upper solar atmosphere releases about as much energy as millions of 100-megaton hydrogen bombs exploding simultaneously?
Answers: 2
Physics, 23.06.2019 14:00
Scientists and engineers design new technologies to solve problems. often, a new technological design will contain a flaw. which of the following is true about such a flaw? a. it should be studied so that the design can be fixed or a new design can be proposed. b. it means that the problem being investigated cannot be solved. c. it means that the people who proposed the design should not be scientists or engineers. d. it makes the technological design useless.
Answers: 1
Physics, 23.06.2019 18:00
Aruby has a density of 3.9 g/cm³. what is the mass of the ruby, if its volume is 5 cm³? a. 0.78 g b. 1.28 g c. 8.9 g d. 19.5 g
Answers: 1
MULTIPLE CHOICE QUESTION
Which statement best describes stars and nebula.
Stars are classified...
Stars are classified...
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