(Q).
You are presented with the question "What happens when an object is at equilibrium?" and the following answer choices:  - It melts  - It remains stationary  - The bending of a ray of light  - It weighs more  - matter vibrating  - It moves quickly  - flow of electrons  - Movement of an air mass  Now knowing that if two balanced forces act on an object in opposite directions then that object will remain stationary and if an object is at equilibrium, then the forces are balanced, choose the best answer.
(A).
It remains stationary


(Q).
You are presented with the question "communities consist of populations of what kind of things that can split into two?" and the following answer choices:  - orchids  - matching  - Most plants  - identical  - animals  - population  - different  - Conifers  Now knowing that communities consist of populations of different species and and, a species can split into two species, choose the best answer.
(A).
different


(Q).
You are presented with the question "The age of a fossil can sometimes be determined by what method?" and the following answer choices:  - microscope  - an electron microscope  - fossilized electrons  - fossilized gamma rays  - Carbon fibers  - carbon 14 dating  - chemical equations  - Physical weathering  Now knowing that radioactive dating is used to determine the age of fossils and carbon 14 Dating Perhaps the best known radioactive dating is based on , choose the best answer.
(A).

carbon 14 dating