Physics, 16.12.2020 04:00 Leeyah9587
A car starts from point A, goes 100 km to point B, immediately turns around, and returns to point A. The round trip takes 4 hours. What is the average speed of the car?
Answers: 2
Physics, 22.06.2019 11:00
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.
Answers: 3
Physics, 22.06.2019 12:10
The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
Answers: 1
Physics, 22.06.2019 17:00
How much energy is supplied to each coulomb of charge that flows through a 12-v battery?
Answers: 1
A car starts from point A, goes 100 km to point B, immediately turns around, and returns to point A....
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