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NATURAL UNIT 4: FORCES
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............. HAS THE STRONGEST FORCE OF GRAVITY IN THE SOLAR SYSTEM
THE SUN
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PICKING FLOWERS NEEDS A NON CONTACT FORCE ( True or false? )
FALSE. Pulling is a CONTACT FORCE
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PLANETS ORBIT THANKS TO A NON - CONTACT FORCE ( T / F ? )
TRUE. GRAVITY IS A NON - CONTACT FORCE
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SKYDIVING MAKES DIVERS FALL DOWN THANKS TO....
GRAVITY ( NON - CONTACT FORCE )
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GRAVITY IS A FORCE WHICH ............. TOWARDS THE CENTRE OF THINGS
PULLS
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STEEL AND - - - - ARE MAGNETIC
IRON
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- - - - - AND IRON ARE MAGNETIC
STEEL
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- - - - - - - - - - - - - - - - - - IS A RESULT OF ELECTRIC CHARGES AND CAUSES LIGHTNING
ELECTROSTATIC FORCE
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ALL OBJECTS RESPONDS IN THE SAME WAY TO APPLIED FORCE (True or False?)
FALSE
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................... IS THE REASON WHY SOME METALS ARE ATTRACTED TO MAGNETS
MAGNETISM
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ELECTROSTATIC CAN MOVE YOUR HAIRS WITHOUT TOUCHING THEM ( T / F ? )
TRUE
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RAIN FALLS DOWN THANKS TO A CONTACT FORCE (TRUE OR FALSE)
FALSE. IT IS THANKS TO GRAVITY, A NON - CONTACT FORCE
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- - - - - - - - - PULLS OR ATTRACTS SOME METALS LIKE IRON AND STEEL
MAGNETISM
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OPENING A DOOR IS AN EXAMPLE OF A - - - - - - - FORCE
CONTACT
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LIGHTNING HAPPENS BECAUSE ................ (What force?)
ELECTROSTATIC ( NON - CONTACT FORCE)
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THE OPPOSITE POLES OF MAGNETS ... ( ATTRACT / REPEL )
ATTRACT
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GRAVITY, ELECTROSTATIC AND MAGNETISM ARE EXAMPLE OF -------
NON - CONTACT FORCES
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WATERFALLS MOVE BECAUSE OF ............... (NON-CONTACT FORCE)
GRAVITY
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PUSHING A PRAM IS AN EXAMPLE OF A NON-CONTACT FORCE ( T / F ? )
FALSE. Pushing a pram needs the touch, so it is a CONTACT force
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MAGNETISM IS AN EXAMPLE OF ............................. FORCE
NON CONTACT
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_ _ _ _ _ _ _ _ OBJECTS ARE ATTRACTED TO SOME METALS
MAGNETIC
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- - - - - - - AFECTS ALL OBJECTS
GRAVITY
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FORCES CAN BE DIVIDED INTO _ _ _ _ _ _ _ AND _ _ _ - _ _ _ _ _ _ _ FORCES
CONTACT and NON - CONTACT
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........... A SWING IS A CONTACT FORCE
PUSHING
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