Mechanical Toy

Question 1

Go to keynote and name the tools used…

Answer 1

How’d u do?

Question 2

What is a mechanism?

Name some everyday mechanishms

Answer 2

A mechanism is a system of moving parts that performs some function. They are used to reduce the effort in relation to work.

E.g.
 wheels
Scissors
Clock
Pen
Latch on window

Question 3

A mechanism…

Answer 3

A mechanism…
Has an input
Can change the direction in which a force acts
Can change the size of a force
Can change the place where the force acts

Question 4

Name some properties and uses for pine.

Is it softwood or hardwood?

Answer 4

Pail
Little grain marking

making moulds for vacuum forming.
furniture.

Softwood

Question 5

Name some properties and uses for parana pine.

Is it softwood or hardwood?

Answer 5

Fine, even texture
Pale, creamy brown
Heavy, Tough
Prone to twisting

Staircases
Windowsills
Ladders

Softwood

Question 6

Name some properties and uses for spruce.

Is it softwood or hardwood?

Answer 6

White/pale
Hard, tough, durable

Rafters, Newspapers, Floor Joists, Roof Joists, Coal Pit Props

Softwood

Question 7

Name some properties and uses of cedar.

Is it softwood or hardwood?

Answer 7

Resists rotting
Easily sawed, Planed and carved

Closets, chests, boats, pencils and Telepone Poles.

Softwood