Light can travel through outer space from the Sun to the Earth. This shows that

A.

light can travel only through air

B.

light can travel through matter

OC. light can travel in a vacuum

D.

light can travel only short distances

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One nucleus contains 31 protons and 40 neutrons another nucleus contains 31 protons and 41 neutrons what can you conclude about the identity of this neclei

Which explains how winds cause surface currents? A. Winds cool the surface water. As the water sinks, it creates surface currents. B. Friction between the blowing air and the water drags the water along and creates surface currents. C.

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How does wind affect precipitation

Which would react chemically by forming an ionic bond? A. 2 chlorine atoms with 7 valence electrons each B. 1 neon atom with 8 valence electrons and 1 lithium atom with 1 valence electron C.

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When one of the electrons of a particular atom undergoes a transition to a quantum state of lower energy, it a) collides with another of its electrons b) exchanges quantum states with another of its electrons c) undergoes a transition to a quantum

What's the symbol for an ionized bromine atom?