Q: Alpha particles, beta particles, and gamma particles are major types of what? Choices: - visible light - sound waves - microscopy - radioactivity A:
radioactivity

Q: If a ball is released from rest when air resistance is negligible, velocity is seen to increase linearly, while what related property is a constant? Choices: - time - speed - density - acceleration A:
acceleration

Q: Q: What are the three types of rna involved in protein synthesis? Choices: - messenger, organic and transfer - messenger, transfer, and organic - organic , transfer , and ribosomal - messenger, transfer, and ribosomal A:
A: messenger, transfer, and ribosomal

Question: Q: Where do polychaetes live? Choices: - the tundra - great plains - lakes - ocean floor A:
Answer: ocean floor

*Question*
Q: What is the term for matter that does not let any light pass through? Choices: - dark - mirrored - reflective - opaque A:
**Answer**
opaque

*Question*
Q: What do vertebrate chordates possess that invertebrate chordates do not? Choices: - parasite - Thumb - Milk production - backbone A:
**Answer**
backbone