Grade 7 Tech Quiz: Levers to Phones

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40-question tech knowledge quiz

Created by

Athena Leigh Karumchund

South Africa

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2	Asthma pump🥹✌️ June 9, 2026	% 73	04:49
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4	Rose June 9, 2026	% 63	07:21
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6	Shekinah June 9, 2026	% 13	02:06
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8	Amy June 9, 2026	% 3	01:12

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Grade 7 Tech Quiz: Levers to Phones


Froggy Jumps Grade 7 Tech Quiz: Levers to PhonesOnline version 40-question tech knowledge quiz by Athena Leigh Karumchund 1 In a first-class lever, the fulcrum is located… a On the load b Between effort and load c At the end 2 A second-class lever has the load… a On top of the fulcrum b Between effort and fulcrum c Between fulcrum and effort 3 A linkage is used to… a Stop movement b Change direction of movement c Store energy 4 A lever makes work easier by… a Increasing friction b Multiplying force c Changing colour 5 Triangulation is used in structures to… a Make them weaker b Improve stability c Change shape 6 A frame structure is made up of… a Liquids b Solid blocks c Rods or bars 7 A shell structure is usually… a Hollow b Made of rods c Very heavy 8 A solid structure is… a Made of one solid piece b Flexible c Hollow 9 A natural structure example is… a Tree b Chair c Bridge 10 A man-made structure example is… a Building b Rock c Mountain 11 The first step in the design process is to… a Test b Investigate c Build 12 A design brief explains… a Who invented it b What needs to be made c The final product cost 13 Specifications tell us… a Who designed it b What colour to use only c What the product must have 14 Constraints are… a Unlimited resources b Final drawings c Limits or restrictions 15 During investigation, we… a Gather information b Ignore information c Paint the design 16 A prototype is… a First working model b Final product c Advertisement 17 A hydraulic system uses… a Water or oil b Fire c Air 18 A pneumatic system uses… a Metal b Water c Gas or air 19 The “Jaws of Life” uses… a Solar energy b Electricity only c Hydraulic power 20 Hydraulics work because liquids are… a Incompressible b Compressible c Invisible 21 Construction lines are… a Light thin lines b Broken lines only c Thick dark lines 22 The standard unit used in technical drawings is… a cm b mm c km 23 Hidden lines in drawings are… a Coloured lines b Thick solid lines c Dashed lines 24 An oblique drawing shows an object in… a 3D b 1D c 4D 25 A top view is called… a Side view b Front view c Plan view 26 Labels in drawings are used to… a Identify parts b Decorate c Colour the page 27 A scale drawing means… a Random size b Same size as real object c Smaller or larger representation 28 An example of a tool is… a Cardboard b Glue c Scissors 29 An example of a material is… a Wood b Hammer c Ruler 30 Reinforcing structures often uses… a Triangles b Circles c Squares only 31 Tubing is used in structures to… a Make them stronger and lighter b Change colour c Weaken them 32 A good material for models is… a Smoke b Water c Cardboard 33 The first telephone was invented by… a Thomas Edison b Alexander Graham Bell c Elon Musk 34 The telephone was invented in… a 1876 b 2000 c 1905 35 The first cell phone prototype was called… a DynaTAC b iPhone c Galaxy 36 Cell phones became common in… a Modern times b 1800s c 1900s 37 One advantage of a cell phone is… a Heavy weight b No battery c Portability 38 One disadvantage of landline phones is… a Portable b Easy to carry c Not portable 39 Cell phones can be used for… a Calling and media b Only calling c Only texting 40 Watson and Bell communicated using… a Sound waves through wire b Video call c Internet

Grade 7 Tech Quiz: Levers to Phones

Froggy Jumps

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Grade 7 Tech Quiz: Levers to PhonesOnline version

by Athena Leigh Karumchund

In a first-class lever, the fulcrum is located…

A second-class lever has the load…

A linkage is used to…

A lever makes work easier by…

Triangulation is used in structures to…

A frame structure is made up of…

A shell structure is usually…

A solid structure is…

A natural structure example is…

A man-made structure example is…

The first step in the design process is to…

A design brief explains…

Specifications tell us…

Constraints are…

During investigation, we…

A prototype is…

A hydraulic system uses…

A pneumatic system uses…

The “Jaws of Life” uses…

Hydraulics work because liquids are…

Construction lines are…

The standard unit used in technical drawings is…

Hidden lines in drawings are…

An oblique drawing shows an object in…

A top view is called…

Labels in drawings are used to…

A scale drawing means…

An example of a tool is…

An example of a material is…

Reinforcing structures often uses…

Tubing is used in structures to…

A good material for models is…

The first telephone was invented by…

The telephone was invented in…

The first cell phone prototype was called…

Cell phones became common in…

One advantage of a cell phone is…

One disadvantage of landline phones is…

Cell phones can be used for…

Watson and Bell communicated using…