Answer:
Muscle contraction thus results from an interaction between the actin and myosin filaments that generates their movement relative to one another.
When the swing is raised and released, it will move freely back and forth due to the force of gravity on it. The swing continues moving back and forth without any extra outside help until friction between the air and the swing and between the chains and the attachment points slows it down and eventually stops it.
Answer:
Si the hydrosphere
Explanation:
the hydroshhere is simply the total of all water
The correct characteristics of the given objects are as follows:
A: Jupiter - electromagnet (The electromagnetic waves around Jupiter are much stronger around two of its moons)
B: Refrigerator magnet - permanent magnet (The magnets that we affix to our refrigerator are permanent magnets)
C: Mars - Not magnetic ( Mars has no inner dynamo to create a major global magnetic field.)
