Physics, 16.11.2020 16:40 lillygon81
How much brighter in our sky than sirius would the betelgeuse supernova be if it reached a maximum luminosity of 9.0Ã109 lsun?
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Physics, 21.06.2019 19:30
Describe the path of a ray that approaches a mirror parallel to the principal axis.
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Physics, 22.06.2019 15:30
An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?
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Physics, 22.06.2019 15:50
Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air
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Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
Answers: 2
How much brighter in our sky than sirius would the betelgeuse supernova be if it reached a maximum l...
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