Question 1

What type of wave is light

Accepted Answer

electromagnetic

Answer

pitch

Answer

frequency

Answer

mechanical

Question 2

An object that gives out its own light is described as being what?

Accepted Answer

luminous

Answer

hot

Answer

brighty

Answer

the sun

Question 3

What is the unit for measuring food energy?

Accepted Answer

Joule

Answer

Amp

Answer

potential difference

Answer

ohm

Question 4

What type of energy store is food?

Accepted Answer

chemical

Answer

thermal

Answer

elastic

Answer

kinetic

Question 5

A solution measures 2 on the pH scale. How would you describe it?

Accepted Answer

acidic

Answer

neutral

Answer

alkaline

Answer

very acidic

Question 6

A solution measures 12 on the pH scale. How would you describe it?

Accepted Answer

alkaline

Answer

neutral

Answer

acidic

Answer

very acidic

Question 7

A sound wave has a high pitch. What does this mean?

Accepted Answer

it has a high frequency

Answer

it will be very quiet

Answer

it can be heard by dogs only

Answer

it is very loud

Question 8

What type of wave is light?

Accepted Answer

transverse

Answer

tidal

Answer

mexican

Answer

longitidinal

Question 9

What is a variable?

Accepted Answer

A named location in memory that can be accessed or changed.

Answer

A type of loop that runs a fixed number of times.

Answer

A symbol used in flowcharts to represent decisions.

Answer

A fixed piece of data that cannot be modified.

Question 10

Which best describes an algorithm?

Accepted Answer

A set of clear, step-by-step instructions to solve a problem.

Answer

A diagram showing the connections between computers in a network.

Answer

A rule that computers follow to communicate.

Answer

A list of random tasks performed by a computer.

Question 11

What does a flowchart represent?

Accepted Answer

Steps in a process or algorithm using shapes, symbols, and arrows.

Answer

A map of how data travels across a network.

Answer

A loop that runs a fixed number of times.

Answer

A set of rules for sending data between computers.

Question 12

What is a for loop?

Accepted Answer

A loop that runs a fixed number of times.

Answer

A diagram showing the flow of data in a network.

Answer

A named location in memory that can be changed.

Answer

A loop that runs until a condition is met.

Question 13

What is a network?

Accepted Answer

A group of computers and devices connected to share information and resources.

Answer

A protocol used for sending data

Answer

A single computer storing data.

Answer

A type of wireless connection for phones.

Question 14

Which is a key advantage of a wired connection?

Accepted Answer

It is usually faster and more reliable than wireless.

Answer

It does not require any cables.

Answer

It allows you to move freely while staying connected.

Answer

It is more convenient than wireless.

Question 15

What does the term "Internet" stand for?

Accepted Answer

Interconnected Network.

Answer

Interactive Technology

Answer

International Web

Answer

Intelligent Network.

Question 16

What is a protocol in computing?

Accepted Answer

A set of rules that computers follow to communicate.

Answer

A process for organizing files on a computer.

Answer

A loop that runs a fixed number of times.

Answer

A way of connecting devices wirelessly.

Question 17

Which is not part of a data packet?

Accepted Answer

Network connection

Answer

Source address.

Answer

Packet number

Answer

Destination address

Question 18

Which is a disadvantage of wireless connections compared to wired?

Accepted Answer

It can be slower and less reliable.

Answer

Devices are less portable.

Answer

It cannot be used with mobile devices.

Answer

It requires cables to work.

Question 19

Which of these fractions can be added or subtracted without changing them at all?

Accepted Answer

a fifth and three fifths

Answer

A quarter and a fifth

Answer

a seventh and a tenth

Answer

two thirds and a half

Question 20

The answer to which of these has the greatest value?

Accepted Answer

2 subtract -5

Answer

-5 subtract 2

Answer

-5 subtract -2

Answer

2 subtract 5

Question 21

Which of these units could be used to measure a shape's perimeter?

Accepted Answer

metres

Answer

square metres

Answer

square kilometres

Answer

kilograms

Question 22

Which of these formulae gives the area of a rectangle?

Accepted Answer

base times height

Answer

base add height

Answer

add base and height then double your answer

Answer

base times height then halve your answer

Question 23

Which of these formulae gives the area of a triangle?

Accepted Answer

base times height then halve your answer

Answer

base times height

Answer

base add height

Answer

add base and height then double your answer

Question 24

Which of these pairs of numbers has the greatest product?

Accepted Answer

-6 and -5

Answer

6 and -5

Answer

-6 and -4

Answer

-4 and 5

Question 25

Which of these units could be used to measure a shape's area?

Accepted Answer

square metres

Answer

kilograms

Answer

kilometres

Answer

metres

Question 26

Which of these formulae gives the perimeter of a rectangle?

Accepted Answer

add base and height then double your answer

Answer

base times height

Answer

add together base and height

Answer

base times height then halve your answer

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