What does a transformer do?
changes the voltage of electricity leaving a power plant
changes the temperature of steam in a power plant
cools the water in a nuclear reactor

The air that we breath is made mostly of which gaseous molecule

Frank just graduated from eighth grade. assuming exactly four years from now he will graduate from high school how many seconds does he have until his high school graduation

When conducting an investigation to determine which type of fertilizer produces the most flowers on a plant, which variable would be graphed on the x-axis once you collected the data? a. type of fertilizer b. amount of flowers c. amount of water d. number of days that the plants grew