question below:
Which scientific model could be used to predict the properties of an element?
answer below:
Periodic Table

question below:
Which two factors determine the gravitational attraction between two objects?
answer below:
mass and distance apart

question below:
Which of the following organisms produces energy from sunlight?
answer below:
grass

question below:
Which of the following elements is best able to combine with itself and hydrogen [H] to form large molecules?
answer below:
carbon [C]