WorksheetsNATURAL SCIENCE - 4TH GRADE
Total questions: 24
Worksheet time: 21mins
WHICH MUSCLE HELPS US BREATHE ?
THE HEART
THE STOMACH
THE DIAPHRAGM
THE TRACHEA
WHAT IS ANOTHER NAME FOR BODY SYSTEM ?
(a)
WHAT DO WE CALL THE AMOUNT OF AIR WE CAN FIT IN OUR LUNGS ?
THE LUNG VOLUME
THE LUNG CAPACITY
THE BREATHING AIR
THE RESPIRATION
WHAT BODY SYSTEM DOES THE FLU AFFECT ?
THE LOCOMOTOR SYSTEM
THE RESPIRATORY SYSTEM
THE NERVOUS SYSTEM
THE DIGESTIVE SYSTEM
LIST 3 NUTRIENTS WE NEED TO GET FROM THE FOOD WE EAT
(a)
HOW MANY HOURS OF SLEEP DO YOU NEED EACH NIGHT ?
7
12
9
15
WHAT DOES ´VIVIPAROUS´ MEAN ?
LAYING EGGS
GIVING BIRTH TO LIVE YOUNG
INCUBATING EGGS
WHAT PERCENTAGE OF ALL ANIMALS SPECIES ON EARTH ARE INVERTEBRATES ?
ABOUT 87%
ABOUT 57%
ABOUT 77%
ABOUT 97%
WHICH ONE IS A MONOTREME ?
A WOMBAT
A PLATYPUS
A LION
A CROCODILE
WHAT INVERTEBRATE GROUP DO SEA ANEMONES BELONG TO ?
THE ECHINODERMS
THE ARTHROPODS
THE MOLLUSCS
THE ARACHNIDS
WHERE DO REPTILES LAY THEIR EGGS ?
IN WATER
ON LAND
WHAT IS THE NAME OF THE FEMALE PART OF A FLOWER ?
THE STOLON
THE STAMEN
THE PISTIL
TUBERS AND STOLONS REPRODUCE ASEXUALLY
FALSE
TRUE
WHAT IS THE NAME OF THE PROCESS BY WHICH PLANTS MAKE THEIR OWN FOOD ?
(a)
PLANTS CAN´T PERFORM PHOTOSYNTHESIS AT NIGHT BECAUSE THERE IS
NO WATER
NO CARBON DIOXIDE
NO MINERALS
NO SUNLIGHT
AUTOTROPHS ARE LIVING THINGS THAT ARE UNABLE TO MAKE THEIR OWN FOOD
TRUE
FALSE
WHAT IS EVERYTHING IN THE UNIVERSE MADE OF ?
MATERIAL
MATTER
WATER
MINERALS
WHAT ARE THE VERY SMALL PARTICLES THAT MAKE UP MATTER CALLED ?
ATOMS
MASSES
SOLIDS
LIQUIDS
WHAT ARE THE THREE STATES OF MATTER ?
SOLID
LIQUID
ENERGY
GAS
CHOOSE SOLUBLE MATERIALS :
SALT
PLASTIC
SUGAR
SAND
WE USE __________ TO MOVE A HEAVY LOAD UP AND DOWN
WEDGES
LEVERS
PULLEYS
INCLINED PLANES
WHO INVENTED THE LIGHT BULB ?
ARCHIMEDES
ISAAC NEWTON
THOMAS EDISON
ALL COMPLEX MACHINES USE ELECTRICITY
TRUE
FALSE
WHAT KIND OF A SIMPLE MACHINE IS THIS ?
A WEDGE
A LEVER
AN INCLINED PLANE
A PULLEY
