What would be the angle of incidence if the angle between the mirror and reflected ray of a plane mirror were 20 degrees?

Phase changes are chemical changes. true or false

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

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