20. The Earth's core is made from iron and nickel and is divided into
parts.
21. The Earth's i...
Physics, 11.03.2021 17:00 jakeSanT5737
20. The Earth's core is made from iron and nickel and is divided into
parts.
21. The Earth's inner core is made of
and outer core is made of.
22. The magnetic north pole in reality is the Earth'smagnetic pole.
23. The magnetic south pole in reality is the Earth'smagnetic pole.β
Answers: 3
Physics, 22.06.2019 14:30
A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.
Answers: 1
Physics, 22.06.2019 16:40
The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
Answers: 3
Physics, 22.06.2019 21:00
What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
Answers: 1
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