Diseases can be categorized into two types: infectious and non-infectious. Infectious diseases can be transmitted from one person to another. Examples of infectious diseases are flu, measles, and cold. Non-infectious diseases include cancer, heart disease, and diabetes.Which conclusion can best be drawn from the graph?
Answer(s): B
A clear container of hydrogen peroxide breaks down to form water and oxygen in approximately one month. When an enzyme known as catalase is added to hydrogen peroxide, water and oxygen are formed almost immediately.Which of the following actions explains why this effect of catalase is typical of an enzyme?
Answer(s): E
All types of plant life anchor the soil and absorb much water and, thus, may lessen the effects of flooding at certain times of the year.Which of the following would reduce flooding conditions?
Answer(s): C
A tsunami is an unusually large ocean wave, which is sometimes formed by earthquakes. The height of a tsunami increases as it approaches shore. In the open ocean, tsunamis can travel at 300 to 400 miles per hour.Based on this information, which statement must be true?
Temperature is a measure of the average kinetic energy (motion) of individual particles in a substance. Thermal energy is the total combined energy of all the particles. When comparing samples of the same substance, the total thermal energy of the sample depends on its temperature and mass.Cheryl fills five containers with different amounts of the same substance as shown in the diagram below. The contents of all five containers are kept at the same 50° Celsius temperature.Based on the information and diagram, which vial has the greatest concentration of salt?
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