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WorksheetsSCIENCE
Total questions: 28
Worksheet time: 14mins
WHICH OF THESE OBJECTS ARE TRANSPARENT
A PINHOLE CAMERA HAS A TRANSLUCENT PAPER IN IT
TRUE
FALSE
YOU CAN SEE A STRAIGHT IMAGE THROUGH A PIN HOLE CAMERA
TRUE
FALSE
WHY DOES AN IMAGE APPEAR UPSIDE DOWN IN A PIN HOLE CAMERA
BECAUSE THE LIGHT RAYS CROSS EACH OTHER
BECAUSE IT IS UPSIDE DOWN
BECAUSE OF A BIG HOLE
BECAUSE OF A SMALL HOLE
WE CANNOT TAKE PHOTOS WITH A PIN HOLE CAMERA
TRUE
FALSE
WHY DOES THE PIN HOLE CAMERA HAVE (PIN HOLE) IN ITS NAME
BECAUSE ITS HOLE IS AS SMALL AS A PIN HOLE
BECAUSE IT HAS A PIN IN ITS HOLE
BECAUSE ITS SHAPE IS LIKE A PIN
WHY CAN WE SEE A CLEAR IMAGE THROUGH A PIN HOLE CAMERA
BECAUSE IT HAS A SMALL HOLE
BECAUSE IT HAS A BIG HOLE
BECAUSE IT HAS A TRANSPARENT PAPER
WHAT IS THE PROCESS OF MAKING FABRIC FROM COTTON
COMBING-SPINNING-WEAVING-BLEACHING-SEW
SEW-BLEACHING-WEAVING-SPINNING-COMBING
SEW-WEAVING-BLEACHING-SPINNING-COMBING
COMBING-SPINNING-BLEACHING-WEAVING-SEW
(a) IS THE FIRST STEP IN MAKING A FABRIC FROM COTTON
WHAT DO WE USE IN KNITTING
(SELECT ALL THAT APPLY)
STITCHING NEEDLES
KNITTING NEEDLES
YARN
WATER
FABRIC
WE CAN SEE THROUGH OPAQUE OBJECTS
TRUE
FALSE
WHICH OF THE FOLLOWING IS THE CHARACTERISTIC OF A MIRROR
TRANSPARENT
TRANSLUCENT
OPAQUE
CAN A SHADOW BE FORMED IN MID-AIR
YES
NO
HOW IS A SHADOW FORMED
BECAUSE LIGHT IS BLOCKED BY AN OBJECTS
BECAUSE OF THE AMOUNT OF ENERGY IN LIGHT
BECAUSE OF THE SPEED OF LIGHT
BECAUSE WHEN LIGHT PASSES THROUGH AN OBJECT IT BECOMES BLACK
SHADOWS ALWAYS HAVE THE SAME SIZE OF THE OBJECT BLOCKING THE LIGHT
TRUE
FALSE
SHADOWS ARE (a) IN COLOR
LIGHT DOES NOT TRAVEL IN A STRAIGHT LINE
TRUE
FALSE
HOW MANY BOXES OF CARD-BOARD DO WE NEED TO MAKE
A PINHOLE CAMERA
1
2
3
4
5
SHADOWS ARE LONGER IN THE AFTER NOON THAN MORNING
FALSE
TRUE
SHADOWS ARE NOT LONGER IN THE AFTER NOON THAN MORNING
TRUE
FALSE
WHY CAN WE SEE ALL THE OBJECTS AROUND US
(SELECT ALL THAT APPLY)
BECAUSE OF THE PRESENCE OF LIGHT
BECAUSE THERE ARE IMPURITIES IN THE OBJECTS THAT WE CAN SEE
BECAUSE THERE IS NO LIGHT
BECAUSE THERE ARE NO IMPURITIES IN THE OBJECTS AROUND US
CAN WE SEE A CANDLE THROUGH A CURVED TUBE
YES
NO
THE COLOR OF AN OBJECT IF IT IS WHITE AND THE LIGHT SOURCE IS RED (a) IS THE COLOR OF THE SHADOW FORMED
HOW MANY THINGS DO WE NEED TO FORM A SHADOW
1
3
2
4
5
TRUE OR FALSE:
THE ENERGY IN A ELECTRIC CELL WILL INCREASE IF WE JOIN THE TWO TERMINALS OF A CELL DIRECTLY
TRUE
FALSE
WHAT DO WE USE LOOMS FOR
WEAVING
KNITTING
STITCHING
WHAT IS THE HARDEST MATERIAL ON EARTH
GOLD
SILVER
IRON
DIAMOND
COPPER
(a) IS A NATURALLY OCCURRING MAGNET
