Anika's classmates discussed the five classes of vertebrates. Which animal groups did they
include in their discussion?

Moving force of air flows from areas of high pressure to areas of low pressure true or false

What do many bases have in common? apex chemistry sem 2

Which of the following observations indicates that an atom has neutrons? some uncharged particles are scattered by a beryllium atom when it hits a gold foil. some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles. a radiation consisting of uncharged particles is emitted when alpha particles strike beryllium atoms. a radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.