At the fifth trophic level would be consumers that eat  consumers

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

What state of matter is ice a. liquid b. element c. solid d. gas