Which of the following is a primary consumer in the food web shown above?
A.
grasshopper
B.
bacteria
C.
duck
D.
earthworm

What conclusion can you draw from this experiment about the components of the black ink?

The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?

Is the following chemical equation balanced? agno3 + nacl 4agcl + nano3 yes no