Q: Q: Do waves move faster when particles are close to each other or far away? Read this paragraph and choose the correct option from the provided answers: The speed of most waves depends on the medium through which they are traveling. Generally, waves travel fastest through solids and slowest through gases. That's because particles are closest together in solids and farthest apart in gases. When particles are farther apart, it takes longer for the energy of the disturbance to pass from particle to particle. Choices: - unaffected - far away - open - close A:
A: close

Q: Q: Polarization occurs between a charged and what other object? Read this paragraph and choose the correct option from the provided answers: Polarization occurs between a charged and neutral object. Choices: - molecular - motionless - obsolete - neutral A:
A: neutral

Q: Q: What process refers to the changes that occur in populations of living organisms over time? Read this paragraph and choose the correct option from the provided answers: The term evolution describes the changes that occur in populations of living organisms over time. Describing these changes does not address the origin of life. The two are commonly and mistakenly confused. Biological evolution likewise says nothing about cosmology, the Big Bang, or where the universe, galaxy, solar system, or Earth came from. Choices: - spontaneous mutation - adaptation - variation - evolution A:
A: evolution

Q: Q: What is a process in which some substances change into different substances? Read this paragraph and choose the correct option from the provided answers: A chemical reaction is a process in which some substances change into different substances. In a chemical reaction, bonds break in reactants and new bonds form in products. Choices: - a toxic reaction - a bio reaction - a thermodynamic reaction - a chemical reaction A:
A: a chemical reaction