Answer:
Photosynthesis allows plants to create energy for themselves to store and use for metabolism.
Explanation:
When you drop a ball, it is dropped DOWNWARDS so the number is represented by a negative number. If you toss the ball up it will be a positive number.
To answer your question:
When an object is dropped downwards there will be a negative number since the object is falling downwards.
An undissolved solute, I believe.
Answer:
B - In real world conditions
Makes the most sense.....