| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.63 |
| Score | 0% | 73% |
Which of these is not a type of fat?
saturated |
|
polyunsaturated |
|
monounsaturated |
|
cholesterol |
Fats come in three types, saturated (meats, shellfish, eggs, milk), monounsaturated (olives, almonds, avocados), and polyunsaturated (vegetable oils).
Which of these is important for the body's maintenance, growth, and repair?
fats |
|
fiber |
|
carbohydrates |
|
protein |
Found in both animal sources (meat, fish, eggs, cheese) and vegetables (beans, nuts, some grains), proteins are important for the body's maintenance, growth, and repair.
Atoms of an element whose atoms can vary in the number of neutrons in their nucleus are called which of the following?
isotopes |
|
products |
|
ions |
|
reactants |
The atomic mass of an element listed in the Periodic Table represents the average mass of a single atom of that element and is measured in atomic mass units (amu). This number is an average as some elements have isotopes with atoms that vary in their number of neturons and, therefore, differ in weight.
Which of the following does not represent the freezing point of water?
273K |
|
32°F |
|
0°F |
|
0°C |
The Fahrenheit scale fixes the freezing point of water at 32°F, the Celsuis scale at 0°C, and the Kelvin scale at 273K.
Which of the following is not a method of heat transfer?
convection |
|
radiation |
|
reflection |
|
conduction |
Heat is always transferred from warmer to cooler environments through conduction, convection, or radiation.