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Difference between revisions of "Evidence"
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==Key Stage 2==
 
==Key Stage 2==
 
===Meaning===
 
===Meaning===
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'''Evidence''' is the observations and measurements a [[scientist]] gets from an [[investigation]].
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'''Evidence''' is anything which proves an idea is true.
 
: Singular [[Noun]]: '''Evidence'''
 
: Singular [[Noun]]: '''Evidence'''
 
: Plural [[Noun]]: '''Evidence'''
 
: Plural [[Noun]]: '''Evidence'''
  
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===About Evidence===
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===Meaning===
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: There are different kinds of '''evidence''' but scientists don't trust all of them.
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: When a person makes a claim, others will ask for '''evidence''' that it is true. If someone told you that broccoli ice cream tasted good, you may want to test it yourself before you believe them.
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: In science '''evidence''' must be [[repeatable]]. If you make an observation or measurement once, you should be able to do it again and again and the [[results]] shouldn't change.
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: There are many different kinds of [[evidence]].
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: In science '''evidence''' must be [[reproducible]]. So if one person makes an [[Observe|observation]] or [[Measure|measurement]], every other scientist in the world should be able to make the same [[Observe|observation]]. If they cannot; then scientists don't accept it as good evidence.
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: Some [[evidence]] is strong and other evidence is weak.
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: Strong [[evidence]] would be showing that something is true with an experiment.
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===Examples===
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: Weak [[evidence]] would be believing something because someone told you it was true.
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{| class="wikitable"
 
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|-
 
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|'''Claim'''
 
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|'''Evidence'''
 
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|-
 
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| style="height:50px; width:200px; text-align:center;" | Plants need water to live.
 
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| style="height:50px; width:200px; text-align:center;" | Plants in dry soil wilt and then die.
 
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|-
 
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| style="height:50px; width:200px; text-align:center;" | Paper is flammable.
 
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| style="height:50px; width:200px; text-align:center;" | When you place a flame under paper the paper catches fire.
 
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|-
 
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| style="height:50px; width:200px; text-align:center;" | Cats are mammals.
 
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| style="height:50px; width:200px; text-align:center;" | They have fur, they give birth to live babies, they feed their babies with milk.
 
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|}
 
  
 
==Key Stage 3==
 
==Key Stage 3==
 
===Meaning===
 
===Meaning===
−
[[Evidence]] is the [[observation]]s, [[Reading|readings]] or [[Measure|measurements]] that a [[scientist]] will use to test whether a [[hypothesis]] is correct.
+
'''Evidence''' is anything which proves an idea is true.
 +
: Singular [[Noun]]: '''Evidence'''
 +
: Plural [[Noun]]: '''Evidence'''
  
−
===About Evidence===
+
===Meaning===
−
: There are different kinds of [[evidence]] but scientists don't trust all of them.
+
: When a person makes a claim, others will ask for '''evidence''' that it is true.
−
: In science [[evidence]] must be [[repeatable]]. If you make an [[observation]] or [[measure]]ment once, you should be able to do it again and again and the [[results]] shouldn't change.
+
: There are many different kinds of [[evidence]]:
−
: In science [[evidence]] must be [[reproducible]]. So if one person makes an [[Observe|observation]] or [[Measure|measurement]], every other scientist in the world should be able to make the same [[Observe|observation]]. If they cannot; then scientists don't accept it as good [[evidence]].
+
:*[[Scientific Evidence]] - The [[observation]]s, [[Reading|readings]] or [[Measure|measurements]] that a [[scientist]] will use to test whether a [[hypothesis]] is correct.
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: Stories, or [[observe|observations]] made by non-scientists, that cannot be [[repeatable|repeated]] are called [[Anecdotal Evidence|anecdotal evidence]] which is not accepted by scientists because people could have made a mistake or be lying.  
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:**[[Empirical Evidence]] - A type of [[Scientific Evidence]] that relies on an [[experiment]] which can be [[repeatable|repeated]] to get the same [[results]] and [[reproducible|reproduced]] by others to get the same [[results]].
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:**[[Observational Evidence]] - A type of [[Scientific Evidence]] that relies on [[observation]]s which an be [[repeatable|repeated]] to get the same [[results]] and [[reproducible|reproduced]] by others to get the same [[results]].
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===Examples===
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:*Non-scientific Evidence - [[Evidence]] which can be [[repeatable|repeated]] or [[reproducible|reproduced]].
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The Earth is Round:
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:**[[Anecdotal Evidence]] - A type of non-scientific evidence that relies on someones personal experience which cannot be [[repeatable|repeated]] or [[reproducible|reproduced]] so no one can double check if it's true.
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Observation - The tip of a mast always appears before the rest of the ship on an ocean.
 
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Measurements - On the 23rd of June a stick at the equator has no shadow. In Alexandria the shadow is 3cm long, in Paris it is 5cm long and in London the shadow is 8cm long.
 

Revision as of 09:10, 22 March 2019

Key Stage 2

Meaning

Evidence is anything which proves an idea is true.

Singular Noun: Evidence
Plural Noun: Evidence

Meaning

When a person makes a claim, others will ask for evidence that it is true. If someone told you that broccoli ice cream tasted good, you may want to test it yourself before you believe them.
There are many different kinds of evidence.
Some evidence is strong and other evidence is weak.
Strong evidence would be showing that something is true with an experiment.
Weak evidence would be believing something because someone told you it was true.

Key Stage 3

Meaning

Evidence is anything which proves an idea is true.

Singular Noun: Evidence
Plural Noun: Evidence

Meaning

When a person makes a claim, others will ask for evidence that it is true.
There are many different kinds of evidence:
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