Structures - AG Flashcards
Name some examples of structures that you can find in nature.
trees, rocks, caves, beehives, skeletons, spider webs
Name some man made structures.
Walls buildings houses huts bridges towers
What are the 3 functions of structures?
Supporting a load
spanning a gap
enclosing people, animals or objects
Can you think of some objects that support a load?
wall supports a roof
chair supports a person
A stem supports the weight of a plant’s leaves and flowers.
If you built a bridge from one side of a river to the other, what function would the structure of the bridge be doing?
spanning a gap
What is the name is of the suspension bridge in the United Kingdom that is 1 410m long?
The Humber Bridge
Can you think of a structure in nature that can span a gap?
spider’s web
Name some structures that might enclose animals.
nests
burrows
shells
Some structures enclose people. Name some
houses
huts
prisons
factories
Some structures enclose objects in order to protect them. Can you think of some?
egg box
shell of a snail
house
What is the job of structures like a bucket or pig-sty?
to contain what is inside
There are three main types of structures. What are they?
Shell structures
solid structures
frame structures
Name some shell structures
bucket basket bottle shell of an egg pencil case wardrobe
A frame structure is made up of many ________ parts joined together to form a ____________.
different
framework
What sort of materials are normally used to build modern buildings?
metal
concrete
wood
Give some examples of frame structures.
pylons spider webs cranes ladders bridges
A solid or mass structure is not ________ .
hollow
Only 3 of the following 5 objects are solid structures. Which ones are they? pencil box rock fan brick
pencil
rock
brick
Give 3 reasons why animals need shelters.
To keep them dry.
To keep them warm.
To keep them safe.
What 5 things do all animals that are kept by humans need?
clean water and good food comfortable place to live to be safe and healthy to be happy To be able to do all the things they would do in the wild.
Can you think of some natural animal shelters?
bee hive, bird nest, spider web, meerkat burrow
Name some human made animal shelters
horse stable, hamster cage, fish tank, cattle kraal, sheep pen
Why are struts often joined into a triangular shape such as when we build a pitched roof?
It makes it stronger.
