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Worksheets

Electronics

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

The symbol for voltage is

a)

I

b)

V

c)

Amp

d)

W

2.

Measure of resistance

a)

Amperes

b)

Watts

c)

Ohms

d)

Volt

3.

It doesn't matter how you connect the LED in the circuit

a)

True

b)

False

4.

What is a LED?

a)

A light

b)

A part of a circuit

c)

A light emitting diode

d)

A capacitor

5.

Why is a resistor important?

a)

It isn't important

b)

It increases the power of a circuit

c)

It controls the flow of electricity

d)

It controls the servomotors

6.

mBlock is very similar to

a)

Raspberry PI

b)

Arduino

c)

Scratch

d)

None of the above

7.

What does this programme do if a LED is connected to pin 9?

a)

The programme is not correct

b)

The led is switched on all the time

c)

The led is switched off all the time

d)

The led is blinking

8.

What does this programme do?

a)

It always turns on a led

b)

It measures distance with a sensor and turns on a led if the distance is greater than 5

c)

It measures distance with a sensor and turns on a led if the distance is less than 5

d)

It measures pressure with a sensor and turns on a led if the distance is less than 5

9.

Which holes are electrically connected to D9?

a)

D10

b)

F9

c)

C9

d)

E9

e)

D8

10.

Which is the resistance if the colors are: 1st (orange), 2nd (blue) mult (red)

a)

6300

b)

360

c)

36

d)

3600