Science Quiz on Universe and Energy

The expansion of the universe is shown when light from galaxies shifts toward a certain color. Which color indicates that a galaxy is moving away from us?

• Blue

• Green

• Red

• Yellow

Which theory proposes that all matter and energy of the universe originated from one tiny, dense, and extremely hot point?

• Big Bang

• Steady State

• Oscillating Universe

• Gravitational

Which is a light element produced during the Big Bang?

• Oxygen

• Helium

• Iron

• Silicon

Which element is mainly produced from the fusion of carbon in stars?

• Oxygen

• Iron

• Neon

• Nickel

Which evidence directly shows that hydrogen and helium were formed soon after the Big Bang?

• Cosmic Microwave Background

• Big Bang Nucleosynthesis

• Red Shift

• Dark Matter Distribution

Which process occurs when lighter nuclei combine to form heavier nuclei?

• Nuclear fission

• Nuclear fusion

• Radiation

• Gravity

In stellar nucleosynthesis, silicon fusion results in the creation of what element?

• Iron

• Oxygen

• Neon

• Magnesium

Which is NOT TRUE about fusion shells inside massive stars?

• Hydrogen fuses into helium

• Helium fuses into carbon

• Fusion occurs in layered regions

• Fusion shells cause neutrons to disappear

What forms of energy are released when hydrogen fuses into helium in stars?

• Heat energy

• Light energy

• Radiation

• All of the above

In Group VII (halogens), which element has the highest electronegativity?

• Chlorine

• Fluorine

• Bromine

• Iodine