This is what i learned about drill bits

Yr 9 Term 3 Drill bits .

 

Answer the following questions using this doc  https://drive.google.com/file/d/0B_C_XhcwQPsxZXVmQi1zLUtTV2pjTmcwek84Q2gxX3g5WXQ0/view?usp=sharing&resourcekey=0-zs9pvvfUCjJfDoET8gF6iA

Question 1 Parts of a drill bit

Question 2 what the drill bit is made form

Most drill bits are made from high-speed steel, cobalt, or carbide. As you'll see below, a bit's material can influence how effective it is at drilling through different kinds of metals.

 

 

 

 

 

Questions 3 list 4 point for a correctly ground drill

 

 

Questions 4 what lubricant is required for  mild steel and aluminum

 

The best lube for aluminum is alum-a-lub and the best lube for mild steel is wd 40

 

 

 

Question 5 how are drills identified

 

Wood Drill Bits: These can be identified by a small, pointed tip at the very end. If you look closely, you can see spurs on each side

 

Masonry Drill Bits: These bits have a gently sloping tip

 

Metal Drill Bits: These have a wide-angled point at the end, and they may also be painted black.

 

Question 6 draw a morse taper drill shank

 

 

Question 7 what is a countersink drill used for

 

Countersinks are mainly used for countersinking drill holes, countersinking screws and deburring. Countersinking widens the drill hole and facilitates subsequent tapping. When countersinking screws, space is created for the screw head so that it closes with the surface of the workpiece.

 

 

Question 8 redraw the countersink drill and the hole it drills

 

 

 

Question 9 describe the steps needed when drilling large holes or drilling accurately

 

https://www.woodmagazine.com/woodworking-tips/techniques/routing/large-holes-in-5-easy-steps

Question 10  redraw the diagram  showing marking out a general hole

 

 

Human rights poster

 This is my human rights poster about the history of human rights and where it began.

write that essay sentences 3

The 'ed' sentence

Try starting your sentence with the -ed form of the verb. It makes for a punchy start to the sentence.

Remember the rule: when you have finished your -ed phrase, place a comma, then write the rest of the sentence.

Some words to use: surprised, excited, angered, possessed, committed, electrified, undaunted, overpowered, concerned, horrified, cornered, delighted, enthralled, murdered

Examples: Determined to win, Tony pushed himself in the last metres if the race. Concerned for the well being of others, the prime minister passed new laws. Horrified by the gore, I turned away from the screen.

My own sentences: Concerned from the past, he was always aware of his surroundings. Committed to the work, he finished his classes with time to spare. Amazed at his skills, the judges were in awe. Pleased by the noise level, the teacher gave everyone a rewar

the 'power' sentence

if you waflle alot in your writing , try using a power sentence. begin your paragraph with a power sentence of 12 words or less. get straight to the point.

example,

money is the root of all evil(7)

what is right,isnt always popular(6)

Write that essay

 The 'w' sentence

Try starting your sentence with a 'w' word. These sentences maje your work sound thoughtful and knowledgeable

Remember the rule:not every 'w' word woks as a sentence starter 

remember to put your comma in when the parts of the sentence affected by your 'w' are finished

Some 'w' words you can use:who,while,whilst,whereas,when,were,what,with.

examples:whilst the teacher was talking, the students were pretending to listen.

with a majority of the votes, hitler seized power

when the bell rings, we run to leave the class.

what did the parents say when the tripped over

when is the start of th e

Why he did it, I don't know.

The 'ing' sentence

Try starting  the sentence the -ing form of the verb,

remember the rule:when you have finished your -ing phase, place a comma, then write the rest of the sentence.

some words you can use: listening,watching,running,reciting,realising,emerging, grasping, speaking,analysing,signalling,exposing.

example:realising the danger, people fled the city

shaking away the nerves,he approached the microphone

emerging from the water, the swimmer  was geeted with cherrs

signalling the guard, the alarm went off

grasping at the boy, the parents were horrific to see the boy fall

watching tv frightend, while everyone else isnt

Write that essay

 Adverb-describe a verb-quickly

Verb-doing word-running

Preposition-a word that gives location or movement=in,under,on

the adverb sentence

start the sentence with an adverb, it adds interest intrude

remember the rule when you start the sentence with an adverb you need to put a comma after the adverb and then finish the sentence

Some adverbs- slowly,interestingly,suddenly,often,surprisingly,inclusively,excite,unfortunately,fortunately,fussily,concernedly,remarkably,significantly,firstly

Example: surprisingly, Mrs Hanley was on time to class.

unfortunatley, she had forgotten her keys

suddenly, Mrs Hanley is nice to the class

sleepily, i got changed tiredly

Slowly, i rised out of my bed

Questionably, there is music coming out of the corner

Interestingly, the class is suddenly loud

The preposition sentence

Remember the rule: when you start a sentence with a preposition , you need to put a comma when the movement or position end.

In 2013, hornby high school exepted year 7/8 students

prepositions: Throughout my time at school, i have learnt many things.

prepositions:in,throughout,under,above, between,below,on,around,near,against,within.

after, school i went home

throughout my days, i have seen many things.

outside the window, it is foggy.

between jrae and troy, charlize is sitting.

below the roof, ther is lots of kids sitting.

 

 Aim:To make our dirty water

1.use 250ml beaker get 200mlof water.

2.add 2 spoonfuls of dirt.

3.add 10ml of oil

4.add a spoonful of pebbles

5.stir it for 2mins

6.label a piece of paper with your names and place it unde your beaker.

Take a photo of the experiment.

Aim: To set up filtration device

Method:

We stired it and then using measuring cylinder we poured 100ml of dirty water and then empty the beaker of the left over then we put the dirty water back in the beaker then put 100ml of fresh water.Then repeated