Which of the following must be transformed into electrical energy when biomass is used as an energy resource? A. O chemical energy
B. O mechanical energy
C. O nuclear energy
D. O radiant energy

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

Acapacitor is storing energy of 3 joules with a voltage of 50 volts across its terminals. a second identical capacitor of the same value is storing energy of 1 joule. what is the voltage across the terminals of the second capacitor?

Explain what will happen if decomposers were apsent from a forest ecoysystem.