Madinaty Language School Science Department Class: Revision Sheet

Transcription

1 Madinaty Language School Science Department Name: Class: Grade Four Revision Sheet 1)Choose the correct answer : 1) The amount of matter in an object is called a-length b-matter c-mass 2) The space occupied by an object is called.. a-length b-matter c-volume 3) The measuring unit of big mass is called a-kilogram b-centimeter c-gram 4) The measurement unit of small lengths is a-kilometer b-centimeter c-ton 5) The volume of solid materials is measured by unit a-cm b-m 2 c-cm 3 6) The. is used to measure long lengths. a-ruler b-common balance c-graduated tape 7) matter exists in state(s). a-one b-three c-two 8). is an example of the solid state. a-water b-water vapor c-ice 9) The solid matter has a-definite shape and volume b-indefinite shapes c-indefinite volumes 10) Oxygen is. matter. a- a solid b-liquid c-gaseous 11) The simplest form of matter which cannot be decomposed is.. a-metal b- volume c- element 1

2 12). is/are a liquid metal. a-bromine b-mercury c-iron 13) Cooking pots are made of.. a-graphite b-wood c-aluminum 14) Gold and silver are used in the manufacturing of.. a- bridges b- planes c-jewels 15) A group of elements that have metallic luster are.. a- metals b- non-metals c- elements 16) The physical change is a change in.. a- Shape b- structure c- properties 17) Burning of wood is a. Change.. a- grinding b-chemical c- Physical 18) The sun is a.. a- Planet b- Star c- moon 19) The blue planet is.. a- Neptune b- Earth c- Saturn 20)... are shining bodies that emit heat and light. a- Planets b- Stars c- moons 2)Complete the following sentences: 1) Gram is the unit of measuring. 2) Matter is anything that has a and.. 3). Is used to measure the volume of liquids. 4) The graduated tape is used for measuring.. 5) On transferring water from one container to another, its. changes. 6) Matter that takes the shape of its container, but its volume does not change is.. 7) Both. And.. have definite volumes. 8). is used in making electric wires. 9) Statues are made of.. 10) Carbon is a., while gold is a... 2

3 11) Metals are good conductors of and ) Burning of paper is. Change. 13) Condensation of water vapor is considered a. change. 14) The chemical change is a change in the.to give a. substance with new. 15) Burning of sugar is a. change. 16) Stars are shining bodies, while planets are.. 17).is the planet where we live. 18). Is the most beautiful planet while. is the coldest planet. 19) The biggest planet is., while. is the smallest planets. 20) The sun is a, while Earth is a... 21) The axis of Earth is.. 22) Day is summer is that day in winter. 23) In the. season, day is longer than night. 24) The earth rotates around. and. 3)Put ( ) in front of the right statement and (X) in front of the wrong one: 1) Matter has a mass only. ( ) 2) Meter = 100 centimeters. ( ) 3) The sensitive balance is used to measure the mass of jewels. ( ) 4) Gram is the unit for measuring mass of vegetables. ( ) 5) Matter states are solid and liquid only. ( ) 6) Water changes to ice by heating. ( ) 7) Liquid matter take the shapes of its container. ( ) 8) Metals are malleable. ( ) 9) Metals have low melting points. ( ) 10) Electric wires are made of iron. ( ) 11) Carbon is a metal, while copper is non-metal. ( ) 12) Carbon is a good conductor of electricity. ( ) 13) Physical change is a change in the structure of matter. ( ) 14) Burning of wood is a chemical change. ( ) 3

4 15) Melting of ice is a chemical change. ( ) 16) Rusting of iron changes its properties. ( ) 17) The solar system consists of the sun and 6 planets. ( ) 18) Jupiter is the farthest planet from the sun in the solar system. ( ) 19) The sun is a dark body that reflects light. ( ) 20) The largest planet in the solar system is Uranus. ( ) 21) Day is longer than nights in spring. ( ) 22) The axis of Earth is inclined. ( ) 23) The sequence of day and night occurs due to the rotation of the earth around its axis. ( ) 4)Write the scientific term for each of the following: 1) Anything that occupies a space and has a mass. ( ) 2) The tool which is used to measure the small lengths. ( ) 3) The tool which is used to measure the volume of liquids. ( ) 4) The unit which is used to measure the volume of objects. ( ) 5) A state of matter that have definite shape and volume. ( ) 6) The change of water into water vapor. ( ) 7) the change of matter from solid state to liquid state by heating. ( ) 8) Elements that are bad conductor of heat and electricity. ( ) 9) A liquid non-metal. ( ) 10) The metal which is used in making cooking pots. ( ) 11) Elements which have high melting points. ( ) 12) An element used in making street lights and bridges. ( ) 13) The change that happens when iron rusts. ( ) 14) The change that happens when wax melts. ( ) 15) The change that happens when grinding sugar. ( ) 16) The change that happens when water freeze. ( ) 4

5 17) The red planet. ( ) 18) Dark objects revolving around the sun in fixed orbit. ( ) 19) The biggest planet in the solar system. ( ) 20) The nearest star to us. ( ) 21) The dark body that revolves around the earth. ( ) 22) The season in which day is longer than night. ( ) 5)Give a reason for each of the following: 1) A Book is a matter. 2)The box has a volume. 3) Milk is a liquid matter. 4) Iron is considered as a solid matter. 5) Air is considered as gaseous matter. 6) Aluminum is used in making cooking pots.. 7) Copper is used in the manufacture of electric wires. 8) Melting of ice is a physical change. 9) Iron rust is a chemical change. 5

6 10) Burning of wood is considered a chemical change. 11) The sun is a star, while Earth is a planet. 12) The stars seem very small in size. 13) The sun seems bigger to us than other stars. 14) Although the moon is a dark body, we see it shining. 15) The sequence of day and night. 16) The number of day hours is not equal to the number of night hours. 17) the sequence of four seasons. 6