The scientific method

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Transcript The scientific method

UNSCRAMBLE THE FOLLOWING WORDS *HINT THESE ARE WORDS YOU SEE IN SCIENCE • 1) LBOREMP/ OSPERUP • 2)POTYHSISTHE • 3)RIALSETAM • 4)UREDECPRO • 5)TIONSSERVAOB/ATAD LLECOCTION • 6)LUSIONCNOC

THE SCIENTIFIC METHOD

SCRAMBLE ANSWER KEY • THE WORDS IN THE SCRAMBLE ARE PART OF THE SCIENTIFIC METHOD. WHEN CONDUCTING AN EXPERIMENT, YOU REPORT YOUR FINDINGS USING THE SCIENTIFIC METHOD.

• 1)STATE YOUR PROBLEM/PURPOSE • 2)WRITE A HYPOTHESIS • 3)WRITE YOUR MATERIALS LIST • 4)WRITE YOUR PROCEDURE • 5)WRITE DOWN YOUR OBSERVATIONS/COLLECT DATA • 6)WRITE DOWN YOUR CONCLUSIONS

THE FIRST STEP OF THE SCIENTIFIC METHOD: THE PROBLEM • THE PROBLEM IS THE FIRST STEP OF THE SCIENTIFIC METHOD. IT IS A TESTABLE QUESTION ( A QUESTION THAT YOU CAN ACTUALLY TEST OUT BY PERFORMING AN EXPERIMENT YOU MUST BE ABLE TO SOLVE YOUR PROBLEM THROUGH EXPERIMENTATION ), AND SHOULD BE WRITTEN IN QUESTION FORM.

THE FIRST STEP OF THE SCIENTIFIC METHOD: THE PROBLEM • ONLY ONE VARIABLE AT A TIME ( ONLY ONE CHANGE SHOULD BE MADE/INTRODUCED ) SHOULD BE TESTED SO THAT THE RESULTS CAN BE EASILY UNDERSTOOD.

• SO IF YOUR TESTING HOW SUNLIGHT EFFECTS PLANT GROWTH EVERYTHING SHOULD BE THE SAME ABOUT THE TWO PLANTS THAT YOU USE EXCEPT THE AMOUNT OF SUNLIGHT.

PAUSE AND THINK • IN AN EXPERIMENT TO TEST HOW SUNLIGHT (SUNLIGHT IS THE VARIABLE) EFFECTS PLANT GROWTH, THE SPECIFIC ITEMS THAT SHOULD BE CONSTANT WOULD BE: • 1.

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• THE ITEMS THAT STAY THE SAME ARE CALLED CONSTANTS THE ITEM THAT CHANGES IS THE VARIABLE.

ACTIVITY TIME!

• WORK WITH YOUR TABLE GROUP TO SEPARATE THE QUESTIONS PROVIDED IN CLASS INTO TWO CATEGORIES, TESTABLE AND NON-TESTABLE.

AFTER THE ACTIVITY IS COMPLETED AND WE HAVE TAKEN IT UP, WRITE DOWN 1 EXAMPLE OF A TESTABLE QUESTION FROM THOSE PROVIDE.

IMPORTANT: WHEN WRITING A PROBLEM/PURPOSE IN SCIENCE IT MUST BE TESTABLE ( ONCE AGAIN, IT MUST BE SOMETHING THAT MAY BE SOLVED THROUGH EXPERIMENTATION).

THE SECOND STEP OF THE SCIENTIFIC METHOD: THE HYPOTHESIS • HTTPS://WWW.YOUTUBE.COM/WATCH?V=-UVB8GH1AKY WATCH FROM 14:13WE WILL PAUSE AND YOU WILL BE ASKED TO MAKE A PREDICTION, ABOUT WHAT YOU THINK IS GOING TO HAPPEN NEXT. • WE WILL CONTINUE TO WATCH THE VIDEO UNTIL 16:31 AND YOU WILL MAKE A SECOND PREDICTION ABOUT WHAT YOU BELIEVE IS GOING TO HAPPEN.

YOUR PREDICTION • HOW DID YOU MAKE YOUR PREDICTION? WHAT DID YOU BASE IT ON?

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WHAT DOES THIS HAVE TO DO WITH MAKING A HYPOTHESIS?

• GREAT! TO MAKE A PREDICTION WE USUALLY GATHER RESEARCH OR USE OBSERVATIONS WE HAVE GATHERED BY USING OUR SENSES. THIS IS THE SAME WAY WE MAKE A HYPOTHESIS.

THE SECOND STEP OF THE SCIENTIFIC METHOD: THE HYPOTHESIS • A HYPOTHESIS IS AN EDUCATED GUESS ABOUT WHAT YOU EXPECT WILL HAPPEN WHEN A VARIABLE IS TESTED.

• IT MUST BE WRITTEN OUT AS AN “IF…THEN” STATEMENT (IF THIS IS DONE…THEN THIS WILL HAPPEN)

PRACTICE • WE ARE GOING TO PRACTICE OUR HYPOTHESIS WRITING SKILLS DURING AN ACTIVITY CALLED THE PREDICTION BOX.

• YOU MUST WRITE DOWN YOUR HYPOTHESIS ABOUT WHAT YOU THINK IS IN THE BOX. REMEMBER IT MUST BE AN “IF/THEN” STATEMENT. THIS WILL BE AN EXAMPLE HYPOTHESIS THAT YOU CAN LOOK AT WHEN CREATING A HYPOTHESIS IN THE FUTURE!

THE THIRD AND FOURTH STEP OF THE SCIENTIFIC METHOD WHY MIGHT SOMEONE HAVE GATHERED TOGETHER ALL THE ITEMS IN THE IMAGE BELOW?

• IF YOU SAID THAT THESE ITEMS MIGHT BE INGREDIENTS OR MATERIALS FOR BAKING YOU’RE ABSOLUTELY RIGHT! THE ITEMS COULD BE USED TO FOLLOW A BAKING PROCEDURE .

THE THIRD STEP OF THE SCIENTIFIC METHOD: THE MATERIALS LIST • YOUR TASK: YOUR TABLE GROUP WILL BE ASSIGNED A PROCEDURE. YOUR GROUP MUST BRAINSTORM AND CREATE A MATERIALS LIST OF ITEMS NEEDED IN ORDER FOR SOMEONE TO ATTEMPT YOUR ASSIGNED PROCEDURE.

• NOTE: YOUR LIST MUST BE WRITTEN IN LIST FORM, EACH ITEM NUMBERED AND THE AMOUNTS OF EACH ITEM GIVEN AS WELL ANY AND ALL EQUIPMENT NEEDED MUST BE INCLUDED!

THE FOURTH STEP OF THE SCIENTIFIC METHOD: PROCEDURE • • • • • • • • • TOPICS HOW TO JUMP ROPE HOW TO WRAP A GIFT HOW TO COLOUR A PICTURE MAKING A MASK MAKING A PAPER AIRPLANE CUTTING SNOWFLAKES FROM PAPER HOW TO TURN ON THE COMPUTER AND GET EMAIL *USE THE PROCEDURE GRAPHIC ORGANIZER WE REVIEWED DURING THE EXPLORATION OF THIS TEXT FORM (DURING OUR LANGUAGE PERIOD), TO HELP YOU CREATE A PROPER PROCEDURE.

CAN YOU PREDICT WHEN IT WILL RAIN? DO YOU KNOW ANYONE ELSE WHO CAN? HOW?

THE FIFTH STEP OF THE SCIENTIFIC METHOD: OBSERVATIONS/DATA • WE MAKE OBSERVATIONS BY USING OUR 5 SENSES; SMELL; TOUCH; HEARING; TASTE AND SIGHT.

• RECORD SCIENTIFIC OBSERVATIONS USING CHARTS, TABLES, DIAGRAMS AND WRITTEN OBSERVATIONS. YOU SHOULD INCLUDE AT LEAST 2 OF THOSE MENTIONED.

• LET’S PRACTICE THIS SKILL WITH THE POPCORN IDENTIFICATION ACTIVITY.

THE FINAL STEP OF THE SCIENTIFIC METHOD: CONCLUSION • SHOULD BE WRITTEN IN PARAGRAPH FORM (AT LEAST TWO PARAGRAPHS). YOU MUST TELL IF YOUR HYPOTHESIS WAS CORRECT AND WHY. GIVE AN OVERVIEW OF THE RESULTS OF THE EXPERIMENT (WHAT YOU WERE TESTING FOR WHAT YOU CONTROLLED AND COULDN’T CONTROL). EXPLAIN WHAT YOU LEARNED FROM CONDUCTING YOUR EXPERIMENT.