Johnny likes to watch the birds that visit his birdfeeder. His favorite bird is the cardinal. How could Johnny
determine which kind of birdseed cardinals prefer?
Explain your answer in detail.
Experiment-
Variables-
Test-
Hypothesis-
Independent and dependent-
Data-

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw