Q: What kind of bonds are forces of attraction between positive metal ions and the valence electrons that are constantly moving around them? Choices: - neutron bonds - liquid bonds - ionized bonds - metallic bonds A:
metallic bonds

Q: In the presence of oxygen, hydrogen can interact to make what? Choices: - carbon - helium - acid - water A:
water

Q: Centipedes have what on their foremost trunk segment, used to paralyze prey and aid in defense? Choices: - board claws - animal claws - diploid claws - poison claws A:
poison claws

Q: Pure constructive interference and pure destructive interference are distinguished by whether or not identical waves are what? Choices: - before phase - in equilibrium - after phase - in phase A:
in phase