Four waves are produced when a harp is strummed at four different times. Wave 1
A thick, middle
string is strummed
at 70 dB
Wave 2
A thick, middle
string is strummed
at 26 dB
Wave 3
Wave 4
The long, thin The short, thin
string on one end string on one end
of the harp is of the harp is
strummed at 20 dB. strummed at 56 dB.
Which wave will produce the highest pitch?
Wave 1
Wave 2
o Wave 3
Wave 4

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

Can someone me with 1 to 4 plz. fast

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need