Physics, 08.09.2019 18:10 blancademarco1994
Alight-year (ly) is a unit of distance defined as the distance light travels in one year. numerically, 1 ly=95km. how many meters are in a light-year
Answers: 3
Physics, 22.06.2019 15:00
A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?
Answers: 2
Physics, 22.06.2019 17:00
If you put a helium-filled balloon in the refrigerator, what will happen?
Answers: 1
Physics, 23.06.2019 00:20
The brightest star in the night sky in the northern hemisphere is sirius. its distance from earth is estimated to be 8.7 light years. a light year is the distance light travels in one year. light travels at a speed of 3.00 × 108 m/s. calculate the distance from earth to sirius in miles. (1 mi = 5280 ft) g
Answers: 2
Physics, 23.06.2019 06:50
It's time for santa to deliver his presents. assuming he delivers presents all over the world, he has to travel about 75,000,000 miles. if he travels east to west, he can use the time zones to make christmas day last 31 hours. what speed, in miles per hour, must santa fly to get all of his presents delivered?
Answers: 1
Alight-year (ly) is a unit of distance defined as the distance light travels in one year. numericall...
Mathematics, 27.09.2019 14:30
Biology, 27.09.2019 14:30
Biology, 27.09.2019 14:30
History, 27.09.2019 14:30
History, 27.09.2019 14:30
Mathematics, 27.09.2019 14:30
Chemistry, 27.09.2019 14:30
History, 27.09.2019 14:30
Health, 27.09.2019 14:30