Nolan R, JT S, and +1 Period 2. What is the unit for Potential Difference? A) amps B) Volt C) Ohm D) Liter.

Slides:



Advertisements
Similar presentations
What is Electricity? Electricity is the flow of moving electrons. When the electrons flow it is called an electrical current.
Advertisements

 Rate (how fast) at which charges pass a given point  Measured in Amperes or amps  Current (I)  Electrons moving in a wire make up current and provide.
Current and Resistance
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley Electricity Physics 102 Goderya Chapter(s): 22 and 23 Learning Outcomes:
Current Electricity.
ELECTRIC CURRENT Electricity, like water, can only flow if charged particles have potential.
Circuits & Electronics
The “Live Action” Physics Review Game Topic: Circuits.
Welcome to Physics Jeopardy Chapter 18 Final Jeopardy Question Equivalent Resistance 100 Complex circuits Misc Parallel.
Chapter Twenty: Electric Circuits
Measurements in Electric Circuits Gr. 9 Electricity Unit.
Electricity Jeopardy Circuits 1 Circuits 2 Electric Current OhmExtra Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy.
Current - rate at which charge passes a given point.
CURRENT ELECTRICITY Characteristics of Current Electricity.
4.2.3B Electrical Power What About Watts?. Power Law Moving electrons (current) requires ENERGY How much energy gets used depends on: Strength of push.
IMPORTANT ELECTRONIC TERMS. Voltage "V" A measure of electrical potential, it is measured in volts A measure of the pressure under which electricity flows.
 The continuous flow of electrons is current.  Measured in amps (A).  Two types of current 1. Direct current (DC) – electrons flow in only one direction.
Bellringer A standard household outlet has a voltage of what?
Electrical circuits. Intensity (I): Number of charges that flow past a given point every second. Measured in Amperes (A). Wires that carry the electrical.
Electrical Resistance Electrical resistance is a measure of how difficult it is for electricity (electrons) to flow through a material. The units of resistance.
Electric Current. Electric Potential Electrons in a circuit have potential energy –The energy is related to the force exerted by an electric field –The.
Unfortunate book names:. A circuit must contain a source of potential difference, and a path for the flow of charge. It will probably also contain.
Electric Energy  The energy of electrical charges  In order for charges to move, an electric field (area where another object experiences a force) must.
Ohm’s Law Calculating Current, Voltage, and Resistance.
 Electric Current- net movement of electric charges in a single direction ◦ Example- powering electronics.
Regents Physics Parallel Circuits –Ohm’s Law in Parallel Circuits.
1 Chapter 20 Review activity! Fun in B208!.  A. Unit of energy  B. Unit of charge  C. Unit of current  D. Unit of voltage. 2 What is a coulomb?
Unit 8 - Electricity. Electricity Static Electricity: Electricity at rest Unequal + and - charges Electric Current: The flow of electric charge Electric.
2c) Energy and Potential Difference in Circuits Part 1 Current and Charge.
Electric Current.  Electric current is the continuous flow of electric charges through a material.  Needed to power any electrical device.  Measured.
Electricity on the Move. Current Electricity Unlike static electricity, which does not move except when discharged, current electricity is a continuous.
a path along which electrons flow must have no breaks in the path to work 2 types: –closed (no breaks) –open (break, causes the device to shut off - switch)
Electrical Circuits Making Electricity Useful Circuit Diagrams Electrical circuits can be shown in diagrams using symbols: 9.0V.
P = V I (1a) P = R I 2 (1b) P = V 2 / R (1c) where P = power (Watts) V = voltage (Volts)voltage I = current (Amperes) R = resistance (Ohms)
In the last chapter we examined how static electric charges interact with one another. These fixed electrical charges are not the same as the electricity.
Electricity and Circuit. Types of Electricity Static Electricity – no motion of free charges Current Electricity – motion of free charges – Direct Current.
Current Resistance Electric Power & Energy. Voltage (V) Electric potential difference between 2 points on a conductor Sometimes described as “electric.
The flow of charged particles charged particles ; through a conducting metal.
Electric Current and Electrical Energy Current Electric current is the rate at which charges pass a given point An electric current can be made.
Circuit Electricity. Electric Circuits The continuous flow of electrons in a circuit is called current electricity. Circuits involve… –Energy source,
Electric Fields and Potential. Electric Fields Every electric charge is surrounded by an electric field – the area around an electric charge where electric.
Jag Mark Name 4 factors that can affect the resistance of a current?
ELECTRICITY The Shocking truth!!!. WHAT IS ELECTRICITY? Electricity is a type of energy caused by small, negatively charged particles called ELECTRONS.
Current and Power Calculations Practice Math once again!!!
Ohm’s Law Aim: How does voltage and resistance affect current flow?
Current Electricity.
WARM UP Draw a picture of a SERIES Circuit. Show a battery, a switch, and a light bulb in your drawing. Draw a picture of a PARALLEL Circuit. Show a battery,
Electricity and Circuit
through a conducting metal
Series Circuit.
Electricity - Current.
Check your Understanding
Series Circuit – 1 bulb Series Circuit – 1 bulb.
8.3 Resistance and Ohm’s Law
ELECTRICAL CURRENT.
Characteristics of Current Electricity
Topic H: Electrical circuits
Ohm’s Law The relationship between voltage, current and resistance is known as Ohm’s Law: V = IR Voltage (V) = Current (I) x Resistance (R) Volts.
Basic Electrical Calculations
Electric Current and Electrical Energy
Electric Current.
Electrical Quantities
Ohm’s Law and Circuit Basics
Ohm’s law.
REVISION CIRCUITS.
REVISION CIRCUITS.
Science 9 Electricity Review.
Ohm’s Law & Circuits Chapter 7.2 & 7.3.
Voltage Difference The difference in electrical potential between two places. Unit of measure = V (volts) Voltage causes current to flow through an electric.
Current and Simple Circuits Voltage Resistance Safety
Presentation transcript:

Nolan R, JT S, and +1 Period 2

What is the unit for Potential Difference? A) amps B) Volt C) Ohm D) Liter

What is the unit for Potential Difference? (answer) A) amps B) Volt C) Ohm D) Liter

What is the equation for resistance? A) Resistance= volts/amps B) Resistance= amps/volts C) Resistance= voltage/current D) Resistance= current/voltage

What is the equation for resistance?(answer) A) Resistance= volts/amps B) Resistance= amps/volts C) Resistance= voltage/current D) Resistance= current/voltage

What happens when you increase voltage? A) a greater flow of electric currents. B) a greater flow of water C) a lesser flow of electric current D) the same amount of electric current.

What happens when you increase voltage?(answer) A) a greater flow of electric currents. B) a greater flow of water C) a lesser flow of electric current D) the same amount of electric current.

What object can measure voltage? A) an ammeter B) a voltmeter C) batteries and generators D) conductors

What object can measure voltage?(answer) A) an ammeter B) a voltmeter C) batteries and generators D) conductors

The potential energy per unit measure is called? A) electric field B) electric potential C)potential energy