Q: Compared to red light, blue light has a shorter what? Choices: - gravity - life span - absorption - wavelength A:
wavelength

Q: Because of the wave character of matter, the idea of well-defined orbits gives way to a model in which there is a cloud of what? Choices: - particles - mutation - chaos - probability A:
probability

Q: Q: According to collision theory, particles that lack what kind of energy may collide, but the particles will simply bounce off one another unchanged? Choices: - elastic energy - residual energy - viscosity energy - kinetic energy A:
A: kinetic energy

Question: Q: What is the method that is a plan for asking questions and testing possible answers called? Choices: - forecasting - sample size - independent variable - scientific investigation A:
Answer: scientific investigation

*Question*
Q: What branch of physics deals with the smallest units of elements and compounds? Choices: - oxygen - quantum - gravity - atomic A:
**Answer**
atomic

Q: What type of feeders are earthworms? Choices: - middle - top - oil - deposit A:
deposit