Most galaxies are moving towards us
Answer: infrasound
Explanation:
The infrasound is called as the low frequency sound. The frequency of these sounds is less than 20 Hz. The sound waves of the infrasound cannot be perceived by the humans as human ear are less sensitive to the low frequency. The infrasound can be produced in extreme weather conditions, earthquakes, meteor impacts, explosive detonation, collision of oceanic waves, waves on beach, and sound produced by the air conditioner.
Answer:
as the human population grows, more people will on be on earth and if those people pollute in the ocean the ocean will get dirtier and unhealthy for the underwater creatures.
Separation of homologous chromosomes and recombination, option 2 and 4
Kids can get a kind of arthritis called juvenile idiopathic arthritis or JIA (it's also called juvenile rheumatoid arthritis, or JRA). To be considered JIA, the joints must have swelling and pain for at least 6 weeks.
