Answer these questions about a light year.?
light travels 300,000,000m/sec, and one ye...
Physics, 06.10.2019 14:10 ashlee7877
Answer these questions about a light year.?
light travels 300,000,000m/sec, and one year has approximately 32,000,000 seconds. a light year is the distance light travels in one year. based on this data:
a. state the speed in m/sec using scientific notation
b. state the speed in km/sec using scientific notation
c. state the number of seconds in one year using scientific notation
d. calculate the distance in meters of one light year
e. state this distance in centimeters
Answers: 2
Physics, 21.06.2019 17:00
Trumpeter a holds a b-flat note on the trumpet for a long time. person c is running towards the trumpeter at a constant velocity. person b is running away from the trumpeter at the same rate. person d is standing still the whole time. which person hears a frequency that is lower than the b-flat?
Answers: 1
Physics, 22.06.2019 07:50
2. -/1 pointsserpse10 2.7.p.017.mi. an object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x direction when its x coordinate is 2.97 cm. if its x coordinate 2.85 s later is -5.00 cm, what is its acceleration? cm/s2 need ? read it master it
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Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)
Answers: 3
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