(Q).
Q: Radon is inert and generally unreactive because it is which kind of gas? Read this paragraph and choose the correct option from the provided answers: Because radon is a noble gas, it is inert and generally unreactive. Despite this, exposure to even low concentrations of radon in air is quite dangerous. Describe the physical consequences of exposure to radon gas. Why are people who smoke more susceptible to these effects?. Choices: - ignoble gas - transitive gas - ideal gas - noble gas A:
(A).
noble gas

(Q).
Q: What is the measure for how fast or slow something moves? Read this paragraph and choose the correct option from the provided answers: Speed is an important aspect of motion. It is a measure of how fast or slow something moves. It depends on how far something travels and how long it takes to travel that far. Speed can be calculated using this general formula:. Choices: - momentum - kinetic energy - inertia - speed A:
(A).
speed

(Q).
Q: The process in which a sperm unites with an egg is called? Read this paragraph and choose the correct option from the provided answers: This image depicts a true wonder of nature. This tiny human sperm is penetrating a much larger egg. These two cells will unite to become a brand new human being. The process in which they unite is called fertilization. Choices: - absorption - infection - migration - fertilization A:
(A).
fertilization