Which of the following describes a scientific law? A
People have the right to a speedy trial.
B
Any two objects in the universe attract each other with a force called gravity.
The universe may have begun from an explosion (or big bang) from a single
point.
D
Students must wear their safety goggles in the lab.

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

What is the molecular weight of copper