THE ANSWER IS: <u><em>Make a model</em></u>
Different scientific questions and hypotheses require different types of scientific investigations. Some questions can be answered through controlled experiments. Other questions can be answered through collecting specimens, building models, and/or making observations.
For example, questions about events that occur over thousands of years are best studied through models.
Answer:
D) To make glucose and oxygen
Explanation:
carbon dioxide + water —> glucose + oxygen + water
6CO2 + 6H2O —> C6H12O6 + 6O2
C) Things need to keep moving about and sexual selection allows for preference towards a particular "look". Just going with instinct
F=ma
m=40 kg
a= unknown
f= 400 N
rearrange equation to f/m=a
so (400)/(40) = 10 m/s/s
