Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
The cathode is connected to the ____ side of the battery.
|
Positive
|
|
|
The anode is connected to the ____ side of the battery.
|
Negative
|
|
|
The process inside a battery that makes energy is called an ____ ____.
|
Electrocchemical Reaction
|
|
|
The first battery was made by ____ ____ in ____.
|
Alessandro Volta; 1799
|
|
|
In 1938, archaeologist ____ ____ found clay pots in Khujut Rabu, in Iraq. These batteries were clay pots with iron rods inside. The rods were encased in copper. Acid was poured in the pots, making an electrical current. These pots date back to ____, making them the oldest batteries known to man.
|
Wilhelm Konig; 200 B.C.
|
|
|
A ____ ____ is a stack of silver and zinc plates, with briney bloating paper between, to create an electrical charge. It was first made by Volta in 1799.
|
Voltaic Pile
|
|
|
____ ____ ____ invented the Daniell Cell in ____. This cell was more effective than the Voltaic Pile, but was stationary because of the fluid element.
|
John Frederick Daniell; 1863
|
|
|
In ____, the ____ ____ ____ became the 1st commercially available battery in the US and Canada, and was made by the National Carbon Company, which is now the Everready Battery Company, and makes the Energizer brand.
|
1898; Colombia Dry Cell
|
|
|
A battery has two ____, one positive, one negative.
|
Terminals
|
|
|
Connecting the two terminals of a battery directly is bad because the electrons will flow as quick as they can, and this will ____ ____the battery.
|
Wear Out
|
|
|
The cathode and anode are called ____.
|
Electrodes
|
|
|
The two electrodes are separated by a ____. This also allows energy to pass thru.
|
Separator
|
|
|
The ____ is the medium that allows the electrical charge to flow between the cathode and anode.
|
Electrolyte
|
|
|
The ____ sends the energy to the outside of the battery.
|
Collector
|
|
|
A ____ battery is being developed that will run twice as efficiently, and be a fraction the weight of an average battery.
|
Lithium-Oxygen
|
|
|
To produce energy, the ____ uses extra ions from the ____ to perform an oxidation reaction and make electrons. These electrons are then sent to the ____, and this makes electricity.
|
Anode; Electrolyte; Cathode
|
|
|
____ Batteries are found in inexpensive and older devices. they are not rechargable. The cathode is MnO2 (Manganese Dioxide). The anode is Zn (Zinc). The electrolyte is NH4Cl (Ammonium Chloride).
|
Zinc-Carbon
|
|
|
____ Batteries are unrecharable cheap batteries found as AA, C, and D cells. The cathode is MnO2 (Manganese Dioxide). The anode is Zn (Zinc). The electrolyte is KOH (Pottasium Hydroxide, which is an alkaline).
|
Alkaline
|
|
|
____ Batteries are found in high-end devices, and are rechargeable. The cathode is LiCoO2 (Lithium Cobalt Oxide). The anode is C (Carbon). The electrolyte can vary.
|
Lithium-Ion
|
|
|
____ batteries are commonly found in cars. The electrodes and electrolytes can vary, but are commonly PbO2 (Lead Dioxide) electrodes and Sulfiric Acid.
|
Lead-Acid
|
|
|
Non-rechargable cells are called ____ ____.
|
Primary Cells
|
|
|
Rechargable cells are called ____ ____.
|
Secondary Cells
|
|
|
The first secondary cells were ____, but they suffered from the memory Effect.
|
NiCd
|
|
|
The ____ ____ is where the battery gradually loses charging abilites over time.
|
Memory Effect
|
|
|
The second generation of secondary cells were ____. These did not suffer from the memory effect, but had a short shelf life.
|
NiMH
|
