*Question*
Answer the following question given this paragraph: Wave speed is related to both wavelength and wave frequency. Wavelength is the distance between two corresponding points on adjacent waves. Wave frequency is the number of waves that pass a fixed point in a given amount of time. This equation shows how the three factors are related:. Q: In physics, the number of waves that pass a fixed point in a given amount time is referred to as what ? Choices: - combination frequency - wave count - creation frequency - wave frequency A:
**Answer**
wave frequency

*Question*
Answer the following question given this paragraph: Nitrogen is a diatomic element with five valence electrons. Create a model of a molecule of nitrogen. Q: How many valence electrons does nitrogen have? Choices: - 4 - 10 - 3 - 5 A:
**Answer**
5

*Question*
Answer the following question given this paragraph: Sugars are small, simple carbohydrates. They are found in foods such as milk and fruit. Sugars in foods such as these are broken down by your digestive system to glucose, the simplest of all sugars. Glucose is taken up by cells for energy. Q: What are sugars broken down into in your digestive system? Choices: - starch - insulin - nicotine - glucose A:
**Answer**
glucose

*Question*
Answer the following question given this paragraph: All oxygen atoms have eight protons, and most have eight neutrons as well. What is the mass number of an oxygen isotope that has nine neutrons? What is the name of this isotope?. Q: What is mass number? Choices: - to total number of electrons and neutrons in a nucleus - to total number of protons and electrons in a nucleus - the total number of protons and chondrichthyes in a nucleus - the total number of protons and neutrons in a nucleus A:
**Answer**
the total number of protons and neutrons in a nucleus