Answer:
true!
Explanation:
if youre going by the scientific method, observations are mainly first. then questions, research, etc
During endothermic reaction, thermal energy is absorb by the system from the surrounding. The correct option is C.
After 3 years, the substance will go through 4 half lives. You can do 230*(1/2)^4, which is 14.375.
Answer:
B. all animals are marticullar
Explanation:
because a c and d are all incorrect