Match each theory to its best description. gravitational instability theory,

core accretion theory,

gas and dust sticks to itself and collapses,

a core of rock and ice attracts gases

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Any sound above what db can cause hearing loss in human beings