Answer:
The endocrine system:
releases hormones into the bloodstream
Explanation:
The endocrine system releases hormones into the bloodstream in order to get to the targeted organ
Half life is the amount of time for one half of an isotope decay. Strontium-90 under goes a beta decay, which means that it will lose an electron forcing a neutron to turn into a proton. This decay process on Strontium-90 makes it have a half life of 28.8 days.
Answer:
classification like student and teacher?
Explanation:
Moist ground and or eathquakes