If I were doing an experiment using the Scientific Method and I was ready to make an If-
Then statement. What step of the Scientific
Method am I at?

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.

Which describes increasing the efficiency of energy resource