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SCIENCE 4

Total questions: 111

Worksheet time: 4hrs 46mins

Name
Class
Date
1.

Which object allows ALL light to pass through completely?

a)

a book

b)

a mirror

c)

a desk

d)

a window

2.

Objects that are shiny, like a mirror or water ___________________.

a)

reflect a lot of light.

b)

absorb almost all the light.

c)

allow all the light to pass through.

d)

allow most of the light to pass through.

3.

Light travels in a straight line until what happens?

a)

it reaches Earth

b)

it hits an object

c)

it slows down

d)

it changes color

4.

What is the main source of Earth's light?

a)

fire

b)

the moon

c)

lightning

d)

the sun

5.

Which of the following objects absorbs the most light?

a)

a metal soda can

b)

a mirror

c)

a shiny new penny

d)

a wooden desk

6.

Shadows happen when an object _____________________.

a)

blocks light.

b)

absorbs a little light.

c)

allows a little light to pass through.

d)

reflects all the light back to the source.

7.

Which of these is TRUE about reflected light?

a)

It travels very slowly.

b)

It follows a curved line.

c)

It allows people to see.

d)

It travels back to the sun.

8.

Which is an example of artificial (or man-made) light?

a)

fire

b)

lightning

c)

a lightbulb

d)

the moon

9.

This occurs when an object takes in light waves.

a)

absorption

b)

reflection

c)

refraction

10.

This is the bending of light when it passes into a new medium.

a)

absorption

b)

reflection

c)

refraction

11.

This occurs when light rays bounce off a surface.

a)

absorption

b)

reflection

c)

refraction

12.
What will happen when a pencil is placed in water? 
a)
Reflect
b)
Refract
c)
Absorb
d)
Transmit
13.
This is an example of? 
a)
Absorb
b)
Reflect
c)
Refract
d)
Transmit
14.
Materials that do not let any light pass through them
a)
opaque
b)
translucent
c)
transparent
d)
reflection
15.
Materials that let some light rays pass through but scatter some of the other rays
a)
translucent
b)
transparent
c)
opaque
d)
wood
16.
The taking in of light energy by an object
a)
compression
b)
reflection
c)
refraction
d)
absorption
17.

Cardboard, wood, and books are some examples of ________ objects.

a)

opaque

b)

translucent

c)

transparent

d)

reflection

18.

Sunglasses, notebook paper, and lampshades are examples of __________ objects.

a)

translucent

b)

transparent

c)

opaque

d)

wood

19.

Light travels as a .................

a)

Ocean Wave

b)

Transverse Wave

c)

Compression Wave

d)

Mechanical Wave

20.

Sir Isaac Newton made what important discovery?

a)

the visible spectrum

b)

electricity

c)

sound waves

d)

vaccines

21.

Energy is defined as the ability to cause change.

a)

True

b)

False

22.

The telescope was what scientist's first discovery?

a)

Nikola Tesla

b)

Sir Isaac Newton

c)

Albert Einstein

d)

Jane Goodall

23.

Reflection is when a light _________ off a surface.

a)

bounces

b)

absorbs

c)

bends

d)

refracts

24.

Light cannot pass through transparent material.

a)

True

b)

False

25.
When light can easily pass through an object, we say that that object is ___ .
a)
transparent
b)
translucent
c)
opaque
d)
transported
26.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
27.

This is an example of ____________.

a)

Refraction

b)

Absorption

c)

Reflection

d)

Scattering

28.

This is an example of ____________.

a)

Refraction

b)

Absorption

c)

Reflection

d)

Scattering

29.

This is an example of ____________.

a)

Refraction

b)

Absorption

c)

Reflection

d)

Scattering

30.

This is an example of ____________.

a)

Refraction

b)

Absorption

c)

Reflection

d)

Scattering

31.

Water is ______________.

a)

transparent

b)

translucent

c)

opaque

32.

Windows are ______________.

a)

transparent

b)

translucent

c)

opaque

33.

Desks are ______________.

a)

transparent

b)

translucent

c)

opaque

34.

Tissue paper is ______________.

a)

transparent

b)

translucent

c)

opaque

35.

Which is a source of light?

a)
b)
c)
d)
36.

Objects that only let some of the light through are...

a)

opaque

b)

translucent

c)

transparent

d)

clear

37.

Objects that block the light and do not let any light pass through are...

a)

opaque

b)

translucent

c)

transparent

d)

clear

38.

Why can you see through the glass clearly?

a)

It is opaque.

b)

It is translucent.

c)

It is transparent.

d)

It is for drinking.

39.

Which is transparent?

a)
b)
c)
d)
40.

Which is opaque?

a)
b)
c)
d)
41.

Which is translucent?

a)
b)
c)
d)
42.

A mirror...

a)

reflects what is in front of it

b)

is translucent

c)

is transparent

d)

is a source of light

43.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
44.
smooth, shiny surfaces
a)
reflect
b)
refract
c)
absorb
45.

1.Sound is a form of energy made by ____________

a)

electricity

b)

vibration

c)

light

d)

volume

46.

Sound __________ through all form of matter: solids, liquids and gases.

a)

stays

b)

stops

c)

can't move

d)

travels

47.

Sound travels in _____________.

a)

zig zag

b)

waves

c)

electricity

d)

light

48.

__________ is how loud or soft sound is.

a)

vibration

b)

volume

c)

sound

d)

energy

49.

There is no sound in ______________.

a)

electricity

b)

air

c)

water

d)

space

50.

Sound travels 4 times ____________than through water than through air.

a)

faster

b)

slower

c)

higher

d)

lower

51.

Which wave has the higher frequency? Blue or red?

a)

blue

b)

red

52.

__________ is how high or low a sound is.

a)

volume

b)

waves

c)

pitch

d)

vibration

53.

What is this called?

a)

pitch

b)

wavelength

c)

volume

d)

wave

54.

Sound waves tend to travel more __________in gases

a)

fast

b)

quickly

c)

slowly

d)

normally

55.

Many musical instruments are made with rubber bands that vary in sizes. Thick rubber bands will produce which type of pitch?

a)

low pitch

b)

high pitch

c)

loud pitch

d)

no pitch

56.

When objects vibrate they move back and forth. Which of the following forms of energy is being described.

a)

heat energy

b)

electrical energy

c)

energy of motion

d)

sound energy

57.

Sound energy can cause which of the following?

a)

movement

b)

loss of movement

c)

electrical charges

d)

light to reflect

58.

When watching TV there are two types of energy present. Which types of energy helps you to enjoy TV?

a)

light and motion

b)

heat and motion

c)

light and sound

d)

motion and sound

59.

When you tighten a string on a musical instrument it will cause it to do which of the following?

a)

stop vibrating

b)

vibrate for a short time

c)

vibrate faster

d)

vibrate really slow

60.

What should you do when you conduct an experiment and your prediction does not match your results?

a)

change the data you have collected

b)

change your prediction to match your results

c)

repeat the experiment so that results are valid

d)

stop the experiment

61.

Slow vibration produce which type of pitch?

a)

low pitched sounds

b)

high pitched sounds

c)

high speed sound

d)

loud sounds

62.

When making sounds, the thickness of a rubber band will determine its_________.

a)

stretch

b)

pitch

c)

energy

d)

strength

63.

Sound energy is described as________.

a)

flow of electric charges

b)

energy that generates heat

c)

energy that travel by rays

d)

vibrations that travel through air

64.

Sound energy is responsible for which of the following.

a)

sun rays beaming through a window

b)

heat for stoves

c)

music from various instruments

d)

motion of a car

65.
An object that does not vibrate cannot produce
a)
sound
b)
light
c)
heat
d)
electricity
66.
Sound is a form of? 
a)
energy
b)
pitch
c)
volume
67.
Sound travels in the form of _____.
a)
waves
b)
loops
c)
straight lines
d)
diangles 
68.
What can sound travel through?
a)
only through air
b)
only through water
c)
only through solids and liquids
d)
through solids, liquids, and gases
69.
Sound is made up of _________ that move through matter. 
a)
vibrations
b)
sounds
c)
energy
d)
volume
70.
Vibrating vocal chords causes sound energy when a person speaks.
a)
True
b)
False
71.
In which medium will sound travel slowest?
a)
air
b)
water
c)
glass
d)
salt water
72.
True or False
You can hear in space.
a)
True
b)
False
73.

Destiny hits a drum with her drumstick and makes it vibrate. She then puts her hand on the drum and stops the vibration. What happened to the sound of the drum?

a)

The sound continues but not as loud.

b)

The sound continues but has a lower pitch.

c)

The sound stops because her hand absorbs the sound.

d)

The sound stops because the vibrations have stopped.

74.

 

What kind of flammable material is found inside a Butane can?

a)

Solid flammable material

b)

Gaseous flammable material

c)

Liquid flammable material

75.

Study the given diagram. To which group does nail polish belong to?

a)

Group X

b)

Group Y

c)

Group Z

d)

Group X and Y

76.

In the Fire Triangle, which component represents the FUEL?

a)

Matches

b)

Wood

c)

Smoke

d)

Light

77.

In the Fire Triangle, what component increases the temperature of the fuel?

a)

HEAT

b)

OXYGEN

c)

FUEL and OXYGEN

78.

Which practice will keep your home safe from fire?

a)

Leave the gasoline container open.

b)

When painting the house, just leave the paint and thinner around the area.

c)

Open the valve of the LPG tank only when about to use it.

d)

Keep wood beside the fireplace to easily get it.

79.

When a solid object GAINS HEAT, what are the effects on the object? CHOOSE TWO (2) answers

a)

Temperature rises and the object will become hot.

b)

The object will become cold.

c)

The object will become bigger in size.

d)

The molecules of the object will move slower.

80.

Which statement is INCORRECT when an object loses heat?

a)

it will become cold.

b)

It will expand.

c)

It will contract.

d)

Temperature will drop.

81.

Study the given set up. What is the effect of heat on the liquid inside the tube?

a)

The liquid LOSES HEAT that makes the molecules MOVE SLOWER so it CONTRACTS.

b)

The liquid GAINS HEAT that makes the molecules MOVE FASTER to go DOWN.

c)

The liquid GAINS HEAT that makes

molecules MOVE FASTER so it EXPANDS.

d)

The liquid LOSES HEAT so the molecules MOVE SLOWER to go UP.

82.

What are the effects of heat in the given situation? CHOOSE TWO (2) ANSWERS.

a)

Temperature drops

b)

Molecules move faster.

c)

There is contraction.

d)

Change in state of matter

83.

A metal spoon is placed in bowl of hot soup. What will happen?

a)

Heat will move from the spoon to the hot soup.

b)

The hot soup makes the spoon cold.

c)

The heat of the soup travels to the cold spoon.

d)

The hot soup makes the spoon contract.

84.

Which of the following materials shoud you use to put this very hot casserole on?

a)

a glass plate

b)

a sheet of plastic

c)

a wooden board

d)

a styrofoam plate

85.

TRUE or FALSE

When a solid object CONTRACTS, the length becomes longer.

a)

TRUE

b)

FALSE

86.

TRUE or FALSE

Cardboard and glass are POOR conductors of heat.

a)

TRUE

b)

FALSE

87.

1. Radiation is the heat transfer through space.

a)

TRUE

b)

FALSE

88.

2. Heat transfer occurs in solid through conduction.

a)

TRUE

b)

FALSE

89.

3. Radiation is the transfer of heat by movement of fluids.

a)

TRUE

b)

FALSE

90.

4. Conduction is the transfer of heat through physical contact.

a)

TRUE

b)

FALSE

91.

5. Heat moves from a lower temperature region to higher temperature

region.

a)

TRUE

b)

FALSE

92.

These are materials that DO NOT allow heat to pass through.

4 lines
93.

It is the ultimate source of heat.

a)

The Sun

b)

The Moon

c)

The electricity

d)

The man

94.

It is the transfer of energy from empty spaces

a)

Convection

b)

conduction

c)

insulator

d)

radiation

95.

What tool do we use to measure temperature?

a)

calculator

b)

ruler

c)

protractor

d)

thermometer

96.

The handle of a metal spoon warms up when it is placed in a hot bowl of soup because of ________.

a)

convection

b)

radiation

c)

conduction

97.

__________ is the movement of energy from a warmer object to a cooler object.

a)

Energy

b)

Cold

c)

Heat

d)

Sound

98.
Look carefully at the illustration. How is heat transferred from the campfire DIRECTLY to the people?
a)
conduction
b)
insulation
c)
convection
d)
radiation
99.

Liquids and gases conduct heat better than solids.

a)

True

b)

False

100.

The movement of heat through a current in a liquid or a gas is called

a)

radiation.

b)

convection.

c)

conduction.

101.

In restaurants, heat lamps are used to keep food warm. This is an example of

a)

radiation.

b)

convection.

c)

conduction.

102.

The movement of heat between two materials that are touching is called

a)

convection

b)

radiation.

c)

conduction.

103.

The movement of heat between two materials that are touching is called

a)

convection

b)

radiation.

c)

conduction.

104.
An instrument used to measure heat
a)
Thermometer 
b)
Fahrenheit 
c)
Celsius 
d)
Cold 
105.
The movement of energy by waves 
a)
Wave
b)
Solar Energy
c)
Heat Waves 
d)
Radiation 
106.
When you hold an ice cube in your hand. It begins to melt as you squeeze it. Why?
a)
You absorb heat from the ice.
b)
You release cold to the ice.
c)
Cold moves from the ice onto your hand as it melts.
d)
Heat moves from your hand into the cube and warms it.
107.
Which is the BEST reason pots made out of the materials: aluminum, copper, and sometimes glass?
a)
They are able to stop the flow of heat.
b)
They are good conductors of heat.
c)
They keep the same amount of heat.
d)
They are good insulators of heat.
108.

How do molecules move in a hot object?

a)

they don't move

b)

slowly

c)

quickly

d)

normal speed

109.

Ice cream melting outside is an example of which type of heat source?

a)

electricity

b)

friction

c)

sunlight

d)

mixing things together - chemical change

110.

Heat moves from ____________ to _____________.

a)

any way it wants

b)

cold to hot

c)

warm to luke warm

d)

hot to cold

111.

What are the units of measurement for Temperature?

a)

celsius and meter

b)

Fahrenheit and celsius

c)

fahrenheit and metr

d)

celsius and minutes

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