Sink or Float

This term we have been learning about

buoyancy. Buoyancy is the ability to push things up to float and if it is heavier than the surface it will sink. Here is my experiment

The lightest wood in the world

Today we have been Reading a book named The Lightest Wood In The World. This book is about a kind of wood named Whau. Did you know that Whau is lighter than cork

Archimedes theory Results

Displacement Experiment

Sink or float

Sink or Float ?

Object	Prediction s-sink     i- in between      f-float	Result
Orange	Float	F / S
apple	Float	F
Candle	Float	F
Diet Coke	Float	F
Coca-cola	Sink	S
Scissors	Sink	S

 

Why do some things float while others sink?

Some things float because if it is heavy than the water it will sink but if it is lighter it will float. If you put something in the water and it floats in the middle that is called neutral buoyancy.

Why we Use a Knife and fork

Why should you use a knife and fork?

Have you choked on a piece of meat before?......

When you use a knife and fork  its best to cut the meat up into bite size pieces so you can’t choke,and it will be easier to eat. When using a knife and fork is best because it keeps your hands clean  and tidy. Knifes and forks help you from making people uncomfortable and embarrassing yourself.

Keeping Clean and tidy:

keeping clean and tidy is eating properly, and keeping your hands clean so we use a  knife and fork to eat. That  also keeps us from getting germs on your hands. It also keeps us from eating with your hands .

Eating  pieces:

when you're eating it  is always better to cut your meat or food into bite size pieces, so you won't choke on any piece of food. Using a knife and fork helps you from getting heaps of bacteria on your hands.  

Manners:

Using your manners with a knife and fork is better than using your hands and because you will be embarrassing yourself  and the people around you.and its being healthy and clean.

Conclusion

Thats why when we eat with a knife and fork.It helps you dont get sick and and put germs in your mouth.So now you know the truth that why you alway use a knife and fork.

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Explanation Writing Assessment

	Needs work	Getting there	Got it!
Title	No title or title doesn't have to do with the topic.	Title has to do with the topic but doesn't give very much information. (e.g. “Snails.”).	Title gives information about what the explanation will tell you (e.g. “How snails eat.”).
Paragraphs	Explanation is not broken into paragraphs.	Explanation has paragraphs but it does not have one idea per paragraph.	Explanation has one idea per paragraph, and includes an introduction and summary.
Vocabulary	There are no special words that relate to your topic.	There are some special words that relate to your topic, but some are missing.	All the special words that relate to your topic are there.
Grammar	Doesn't use joining words like because or so to show cause and effect. Doesn't use timeless present tense.	Sometimes uses joining words to show cause and effect. Mostly uses timeless present tense.	Uses joining words to show cause and effect whenever this is needed. Always uses timeless present tense.
Sequencing	Explanation of events is not in sequence.	Explanation of events is mostly in sequence.	Explanation of events is in sequence.
Punctuation	Hardly ever uses full stops, commas and capital letters correctly.	Usually uses capital letters, commas and full stops correctly.	Almost always or always uses capital letters, commas and full stops correctly.

Map to Grannies House