The following is current scientific evidence supporting the nebular theory on the formation of the solar system. a. the composition of the inner and outer planets, current observations of star formation, and the motion of the solar system b. current observations of star formation and the path of comets c. current observations of the structure and motion of the solar system and the nebular galaxy d. the composition of the inner and outer planets and the amount of hydrogen and helium found in space

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.