Physics, 08.04.2020 01:03 Poohpooh6667
Suppose one twin takes a ride in a spaceship traveling at a very high speed to a distant star and back again, while the other twin remains on Earth. When the traveling twin returns, how do the ages of the twins compare
Answers: 3
Physics, 21.06.2019 20:30
When you drop a pebble from height a it reaches the ground with speed v if there is no air resistance. from what height should you drop it so it will reach the ground with three times the speed? (a) 9m (b) 3m (c) 6m (d) 18m
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Physics, 22.06.2019 04:00
What is the scientific definition of energy that relates to work
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Physics, 22.06.2019 06:00
Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire
Answers: 1
Suppose one twin takes a ride in a spaceship traveling at a very high speed to a distant star and ba...