Grade 5 - Properties of Matter

Question 1

True or False: All forms of matter doesn’t exhibit properties.

Answer 1

False:
All forms of matter exhibit properties.

Question 2

The properties can be classified as _______ or ______.

Answer 2

physical
chemical

Question 3

Matter may be classified as _____ or _____.

Answer 3

pure substance
mixture

Question 4

___ may be an element or a compound.

Answer 4

Pure substance

Question 5

Is the simplest form of a substance. It consists of only one kind of atom.

Answer 5

element

Question 6

True or False: Each element has characteristic properties and is represented by a chemical symbol.

Answer 6

True

Question 7

Elements may chemically combine to form a _____.

Answer 7

compound

Question 8

A ______ consists of two or more different elements. It is represented by a chemical formula.

Answer 8

compound

Question 9

A ______ is another classification of matter. It consists of two or more components that are not chemically combined.

Answer 9

mixture

Question 10

True or False: The individual components of a mixture retain their characteristic properties.

Answer 10

True

Question 11

______ are properties that can be measured or observed without changing the basic identity of an object.

Answer 11

Physical properties

Question 12

The physical properties include?

Answer 12

mass
volume
weight
color
temperature
shape
texture
magnetism
density
solubility in water
strength
durability
resistance to water

Question 13

_____ is the amount of matter in an object. It is usually expressed in grams (g) and kilograms (kg).

Answer 13

Mass

Question 14

Different types of balances that are used to measure mass.

Answer 14

spring balance
platform balance

Question 15

_____ is the pull of gravity on Earth.

Answer 15

Weight

Question 16

The pull of gravity indicates _____.

Answer 16

force

Question 17

The unit used to express weight is _______.

Answer 17

newton (N)

Question 18

The unit used to express weight which was named after the great physicist.

Answer 18

Sir Isaac Newton

Question 19

_____ is the amount of space occupied by an object.

Answer 19

Volume (V)

Question 20

Volume (V) is usually expressed in ?

Answer 20

cubic centimeters (cm3)
milliliters (mL)
liters (L)

Question 21

Liquid volume may be measured using a _______.

Answer 21

graduated cylinder

Question 22

A ______ is the curve on the surface of a liquid.

Answer 22

meniscus

Question 23

True or False: The reading of volume must always be taken at eye level and at the lowest level of meniscus.

Answer 23

True

Question 24

The volume of an irregularly shaped object can be measured using the ______.

Answer 24

water displacement method.

Question 25

The volume of a regularly shaped object can be measured using a ________.

Answer 25

mathematical formula

Question 26

Formula: Volume of a cube.

Answer 26

V= s x s x s s = sides

Question 27

Formula: Volume of a rectangular solid

Answer 27

V= l x w x h l = length w= width h= height (thickness)

Question 28

Is another physical property of objects. It describes how much matter (mass) is in a given volume.

Answer 28

Density (D)

Question 29

The _____ of an object also determines whether it will float or sink in water.

Answer 29

density

Question 30

The formula for Density (D).

Answer 30

D = M/V M = mass V = volume

Question 31

True or False: The unit for density will depend on the units used for mass and volume.

Answer 31

True

Question 32

Is another physical property of matter. It refers to hotness and coldness of an object.

Answer 32

Temperature (T)

Question 33

Temperature (T) can be measured directly using a ______.

Answer 33

Thermometer

Question 34

Temperature may be expressed in different units:

Answer 34

degree Celsius (℃) degree Fahrenheit (℉) Kelvin (K)

Question 35

Formula: ℉ to ℃

Answer 35

℃ = ℉-32 / 1.8 (refer to page 31 of your book)

Question 36

Formula: ℃ to ℉

Answer 36

℉ = (℃ x 1.8) +32

Question 37

Formula: ℃ to K

Answer 37

K = ℃ + 273

Question 38

Pure substances have characteristic properties such as _______ and ________.

Answer 38

boiling point freezing/melting point

Question 39

Is the temperature at which a liquid gains enough energy to boil and become gas.

Answer 39

Boiling point

Question 40

Is the temperature at which a liquid starts to solidify or a solid starts to melt.

Answer 40

Freezing point or melting point

Question 41

True or False: All forms of matter have properties that can be observed using the five senses.

Answer 41

True

Question 42

When you describe the shape, size, color, taste, and smell of an object, you are giving its?

Answer 42

physical properties

Question 43

Is the ability of a solid to return to its original shape after being distorted.

Answer 43

Elasticity

Question 44

Is the ability of a solid to bend easily without breaking.

Answer 44

Flexibility

Question 45

Refers to the ability of metal to be drawn into wire.

Answer 45

Ductility

Question 46

Is the ability of a material to be easily broken into pieces.

Answer 46

Brittleness

Question 47

Is the ability of a metal to be hammered or rolled into sheets.

Answer 47

Malleability

Question 48

Is the ability of a metal to resist being easily scratched or worn away.

Answer 48

Hardness

Question 49

A characteristic of a substance that describes its ability to change into a new substance.

Answer 49

chemical property

Question 50

To observe a chemical property, the substance must undergo a _____.

Answer 50

chemical change

Question 51

The ability of materials that will burn easily is called.

Answer 51

flammability

Question 52

Materials that are easily burn are called?

Answer 52

flammable materials

Question 53

Occurs when oxygen is combined with a substance.

Answer 53

Oxidation

Question 54

In the presence of water, Iron reacts with oxygen to form _____.

Answer 54

rust

Question 55

True or False: Rust is a different substance from iron nail.

Answer 55

True.

Question 56

True or False: Some substances corrode when they react with acid. Acid rain corrodes buildings, monuments, and other structures.

Answer 56

True

Question 57

How does rain becomes acid rain.

Answer 57

When the rainfall that has become acidic. It is produced when sulfur dioxide and nitrogen oxide react with water vapor in the atmosphere.

Question 58

The property of some substances that causes harm to humans or animals is called?

Answer 58

toxicity

Question 59

True or False: Toxic substances are hazardous to health. Mercury is a toxic substance, when inhaled or injected, mercury causes brain damage.

Answer 59

True

Question 60

True or False: Waste materials harm the environment and all the living things in it.

Answer 60

True

Question 61

The first step in keeping your environment clean and safe.

Answer 61

Sorting waste materials.

Question 62

The 5Rs of waste management?

Answer 62

reducing reusing recycling repairing recovering

Question 63

Examples of reducing in waste management.

Answer 63

Using durable and reusable products instead of disposable ones. Use ceramic plates and cups in place of those made from plastic or paper. Dry dishes using a clean cloth rather than paper towels, or use cloth napkins instead of paper napkins.

Question 64

Examples of reusing in waste management.

Answer 64

Glass and plastic bottles, particularly those with beautiful shapes and forms, can be reused by turning them into decorative items. They can also be repurposed as containers for sewing materials such as threads, needles, buttons and pins, or as holders for some school materials such as rulers, pens, pencils, and scissors. Old clothes, toys, appliances, and furniture can be sold or donated to charities.

Question 65

Examples of recycling in waste management.

Answer 65

Glass, metal waste, and plastic waste may be packaged separately and sold in some collection centers, such as junk shops. These are then sold to other companies that process, remanufacture, and sell them as new materials. Old colored magazines can be recycled into bags and old tires can be repurposed into furniture such as chairs.

Question 66

Examples of repairing in waste management.

Answer 66

Damaged appliances or furniture that can be repaired should not be discarded. Damaged appliances that are to be replaced or old appliances can be given away to people who are willing to accept them and have them repaired.

Question 67

Examples of recovering in waste management.

Answer 67

Some of the components of appliances, machines and furniture can be recovered and reused. Wood, screws, or nails can be removed and reused. Concerned groups collect used batteries in order to recover metals that can be recycled.

Question 68

Is the building block of matter?

Answer 68

Atom