Spring assessment SPDM

Electronics is the science and technology concerned with regulating flow of:

• Heat
• Electricity
• Water
• Power

Electricity is: 

• Flowing electrons
• Still electrons
• voltage x wattage
• amps x watts

Choose the true statement below concerning DC currents:

• DC stands for Direct Computing and electrons flow in multiple pathways
• DC stands for direct current and electrons flow in multiple directions
• DC stands for direct current and the electrons do not flow
• DC stands for direct current and the electrons flow in only one direction

The symbol for voltage is: 

• Vo
• V
• W
• Amp

If you have three 1.5V batteries in series, what would be total voltage be? 

• 3.4 V
• 4.5 V
• 1.5 V
• 3 V

What does this picture show?

• A multimeter
• A breadboard
• A circuit board
• A resistor

A Mind map is a....

• Scan of the brain

• a diagram outlining different project ideas

• a map of a local town.

• a chart showing the structure of the brain

What is this component called?

• LED

• Resistor

• Transistor

• Breadboard

What do the coloured rings on the resistor mean?

• The size of the resistance

• The price of the resistor

• The material it has been made from

• They are just for decoration

Where in a circuit do you need to place a resistor?

• Wherever you want

• Before the negative battery wire

• before an LED

• After a switch