Four levels of an energy pyramid are represented below.

Which statement about this energy
pyramid is correct?
(1) Organisms in level 4 receive their
energy directly from the Sun.
(2) Organisms in level 2 are carnivores.
(3) Organisms in level 2 receive their
energy from level 3.
(4) Organisms in level 1 are producers.

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

Ais a mountain created from eruptions of lava, ash, rocks, and hot gases.