Is a rose thorn eukaryotic plant or animal

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.

Which composition of water moves to begin a deepwater current?