Which describes the solid flying debris from a volcano?
O A. Tephra
O B. Magma
O C. Pyroclastic flow
O D. Lava

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons