Answer:
B) He must pull back on the sled with more force than the puppy is pulling forward with
Explanation:
There exists the same question from other source that has the table;
The information in the table are as follows:
Ammonia - NH3
Glucose - C8H12O6
Salt - NaCl
Water - H2O
Ammonia, salt and water are alike because, first they are all compounds. They are composed of two different atoms: Ammonia - N and H, Salt - Na and Cl, Water - H and O
Interspecific competition
A type of competition in which organisms belong to different species compete with each others for same resources.
Example
Leopard and lion.
intraspecific competition
A type of competition in which organism belong to same species compete with each others for same resources.
Example
birds for breeding or shelter compete with each others
Electrons are being transferred to the rod therefore giving a negative charge