Q: All dinosaurs (except those which led to birds) went extinct at the end of which period? Choices: - Tertiary - Jurassic - Paleogene - cretaceous A:
cretaceous

(Question)
Q: What type of field does earth have? Choices: - atmospheric - seismic - force field - magnetic A:
(Answer)
magnetic

Ques: Q: Filter feeders, such as sponges, pump water into their body through what structures? Choices: - fibers - lungs - valves - pores A:
Ans: pores

(Q).
Q: What electrical force is responsible for fission? Choices: - momentum - velocity - friction - repulsion A:
(A).
repulsion

Ques:Q: The way in which the sun produces light is called what? Choices: - tumescence - rays - photosynthesis - incandescence A:

Ans:incandescence

Q: What is the term for anything that has mass and volume? Choices: - gass - energy - liquid - matter A:
matter