Draw the circuit symbol for an ammeter.
Draw the circuit symbol for a variable resistor.
Define half-life
State which graph you would draw if your independent and dependent data was continuous.
Find the anomalous result and calculate the mean:
1.2 1.1 0.9 1.8 1.3 1.1
Challenge: Calculate the half-life of a sample if its activity falls from 8000 counts per second to 500 counts per second after 10 minutes.
What is the symbold for current?
What makes the current large?
What are the units for charge flow?
What is the symbol for time?
What is electic current made up of?
What determines how large the electrical current is?
Define current
What is the equation linking charge flow Q, current A and time t?
What are the units for charge flow Q?
What are the units for current I?
What are the units for time t?
What is electic current made up of?
What determines how large the electrical current is?
Define current
What is the equation linking charge flow Q, current A and time t?
What are the units for charge flow Q?
What are the units for current I?
What are the units for time t?
What is the definition of current?
What two things determine how large the current is?
State the equation linking current, charge flow and time.
Name the units for Q, I and t
What makes up electric current?
Calculate the current in a circuit with 120C of charge flowing every minute (60s).
Calculate the charge in a circuit with 5A of current every 10s
Calculate the current when 500C of charge flows every two minutes.
Calculate the current when 480C of charge flows every 1.5 mins
Which quantity has the symbol I?
Which quantity is measured in Coulombs (C)?
What is the definition of current?
0.33A is telling you about which quantity?
44 C is telling you about which quantity?
What are the units used for time?