Gregg makes a telescope which has a 0.2 D objective lens and an 11 D eye lens. what is the magnification?
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Card 7
Front
Mr Notsohappy measures the parallax of a star to be 0.6''. how far away is the star in parsecs
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Card 8
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A container has a volume of 45 liters. it is filled with a gas at a gas at a pressure of 1 bars and a temperature of 290k. Find the new pressure if the temperature is increased to 360k
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Card 9
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A gas at a constant pressure, with a temperature of 270 K has a volume of 24 liters find the new volume if the temperature is increased by 45k
