Plants make their own carbohydrates, proteins, and fats. Where do they get the energy needed to make these substances?

a carbon dioxide

b the Sun

c plant food

d soil and water

Three equal masses lie at the corners of an equilateral triangle of side l. find the center of mass.

Ellie has two wire circuits, each connected to its own 6 V battery. One circuit has a resistance of 0.80 Ω. The other circuit carries a 4.5 A current. Which circuit has greater resistance?

Can a fire have a shadow?

Which particle builds a static electric charge when it is transferred from one object to another? A. proton B. atom C. electron D. molecule

What transfer of energy is occurring between magnetism and electricity

What is the study of motion of objects, and related concepts of force and energy

Sliding friction definition

How much would a 100kg man weigh on the surface of the sun where the acceleration is 274 m/s

How much current is in a circuit that includes a 9 - volt battery and a bulb with a resistance of 12 ohms?

Find the current Voltage VD and current ID in the following circuit assuming (a) ideal diode. (b) Constant voltage drop model with Von = 0.75V (c) using the exponential model (I_0=1*10^ (-14)). Verify your results through Multisim simulation