0
Add your answer:
Earn +20 pts
Does a flashlight change from chemical energy to light energy?
Yes, a flashlight changes stored chemical energy into light energy when the battery powers the light bulb. The chemical energy in the battery is converted into electrical energy, which then powers the light bulb's filament to produce light.
A dry cell is used in a flashlight to convert what to light?
A dry cell in a flashlight converts chemical energy into electrical energy, which in turn produces light when it passes through the bulb.
Is a torch powered by chemical and light energy?
Yes, a torch is usually powered by both chemical and light energy. The chemical energy is stored in the batteries or fuel used to create the light, while the light energy is produced when the chemical energy is converted into light through a reaction in the bulb or LED.
How is chemical energy converted into light energy?
Chemical energy can be converted into light energy through a chemical reaction that produces photons, which are packets of light energy. This reaction can occur in luminescent materials, such as glow sticks or certain types of light bulbs, where the energy released from the chemical reaction excites electrons in the material to emit light photons.
What energy changes take place when you use it?
When you use energy, it undergoes a conversion from one form to another. For example, when you burn gasoline in a car engine, chemical energy is converted into mechanical energy to move the vehicle. Similarly, in a light bulb, electrical energy is converted into light and heat energy when the bulb is turned on.
Does light bulbs convert into chemical energy?
No. The energy that goes into a light bulb is electrical energy, the energy that comes out is electromagnetic radiation, which we perceive as mostly heat and some light.
How is the energy convert to light?
Using a light bulb.
What does a bulb in a light convert electric energy into?
Radiant (light) energy.
Is heat given off by a light bulb chemical energy?
No, the heat given off by a light bulb is not considered chemical energy. This heat is a byproduct of the conversion of electrical energy into light energy and thermal energy in the filament of the bulb.
What was the purpose of the electric light bulb?
To convert electric energy into light energy
Does a flashlight change from chemical energy to light energy?
Yes, a flashlight changes stored chemical energy into light energy when the battery powers the light bulb. The chemical energy in the battery is converted into electrical energy, which then powers the light bulb's filament to produce light.
What is the job for a bulb?
The job of a bulb is to convert electrical energy into light energy, a by product is heat energy.
A dry cell is used in a flashlight to convert what to light?
A dry cell in a flashlight converts chemical energy into electrical energy, which in turn produces light when it passes through the bulb.
What energy changes take place when a battery is connected to a bulb?
When a battery is connected to a bulb, chemical energy in the battery is converted into electrical energy, which flows through the circuit and into the bulb. The electrical energy is then converted into light and heat energy by the filament in the bulb, allowing the bulb to light up.
Describe the energy transformations that take place when a battery is connected to a light bulb in a series circuit?
The battery connected to the bulb has the potential chemical energy in it when it is connected by means of wire to the bulb the chemical energy in the battery is converted to the electrical energy which flows through the wire to the bulb glows the bulb which is a form of light energy after some time the bulb starts emitting heat which is heat energy.
What is the starting and finishing energy of a light bulb?
The starting energy of a light bulb is zero, where it is not emitting any light. The finishing energy of a light bulb is the energy consumed while it is in use to emit light.
What does the light bulb do in a circuit?
Bulbs convert an electrical energy to produce light
