4th Grade Super Saiyan Science Review

4th Grade Super Saiyan Science Review

Multiple Choice

When electricity passes through a bulb, the bulb produces ______________.

• heat energy only
• light energy only
• heat and light energy

Multiple Choice

Study the set-ups below.
Which of the following bulbs with light up?

• A and B only 
• B and C only 
• A, and C only
• A, B and C

Multiple Choice

Damien set up an electric circuit as shown below. A piece of butter is placed on material Z. The butter started to melt when he turned on the switch.

What can material Z be?

• glass

• wood

• plastic

• copper

Multiple Choice

Four pupils list down ways of using electricity responsibly in their daily lives as shown below.

Alicia: I use energy-saving bulbs for all the lights at home.

Billy : I always leave the laptop charging when I am not using it.

Citra: I switch on the fan and air-conditioner together to cool the room.

Dini: I always switch off all the fans and lights when I am the last to leave the classroom.

Which of the pupils are helping to conserve electricity?

• Alicia

• Billy and Citra

• Alicia and Dini

• Billy, Citra and Dini

Multiple Choice

Study the circuit diagram below.

Which one of the following will make each bulb in the circuit less bright?

• Removing one bulb from the circuit

• Removing the switch from the circuit

• Adding one bulb in series to the circuit

• Adding one battery in series to the circuit

Multiple Choice

What is the purpose of having a battery in the electrical circuit?

• It powers the electricity.

• It is an energy source.

• It contains chemicals.

• It has both the positive and negative terminals

Multiple Choice

The picture showing the energy conversion

Chemical → light & heat

is:

Multiple Choice

The picture showing the energy conversion

Light → electrical

is:

Multiple Choice

The picture showing the energy conversion

Chemical → light ONLY

is:

Multiple Choice

The picture showing the energy conversion

Light → chemical

is:

Multiple Choice

The picture showing the energy conversion

Chemical → heat

is:

Multiple Select

How can we find evidence? Check all answers that are correct

• by reading a reference book

• by asking your mom

• by testing something with a SIM

• by making a good guess

Multiple Choice

When we write an argument, we have to include _______.

• evidence

• our name

• writing

• a period

Multiple Choice

What is a model?

• Something that represents something else

• A superhero

• A fashion lady

• A toy

Multiple Choice

All electrical devices are ____________.

• awesome

• old

• converters

• powerful

Multiple Choice

What does it mean to convert energy?

• to change one form of energy to another form

• to use up the power

• to plug something in

• to turn it off

Multiple Choice

What evidence in the pictures tells us the lights are not broken?

• the car moved

• the car light is still on

• the lights came back on later

• a man fixed the lights

Multiple Choice

Which form of energy does a solar panel use?

• thermal energy from a volcano

• light energy from the sun

• sound energy from a bomb

• chemical energy from eating food

Multiple Choice

How does electrical energy travel?

• upstairs

• through wires

• on a train

• in a car battery

Multiple Select

Choose all the different forms of energy.

• thermal energy

• chemical energy

• light energy

• electrical energy

• food energy

Multiple Choice

What is energy?

• The ability to make things move or change

• electricity

• eating food

• plugging something into the wall

Multiple Choice

What is a system?

• some things

• machines

• electricity

• parts that work together

Multiple Choice

In a system, each part's job is called its _______ .

• synthesize

• function

• engineer

• machine

Multiple Choice

An example of electrical energy transforming to thermal energy is

• a fire burning.

• using a toaster.

• burning coal.

• lighting a candle.

Multiple Choice

A television converts electricity into

• light.

• sound.

• light and sound.

• light, sound, and heat.

Multiple Choice

A wind turbine makes use of which type of energy to generate electricity?

• chemical energy

• mechanical energy

• electric energy

• thermal energy

Multiple Choice

What part of your eye sends the messages to and from your brain?

• retina
• optic nerve
• iris
• vitreous humor

Multiple Choice

Does a basketball reflect orange light or absorb orange light.

• reflect
• absorb

Multiple Choice

What is it called when you bounce the laser off of a mirror?

• Reflection
• Refraction
• Concave
• Convex

Multiple Choice

How does light travel?

• fast and straight
• slow and smooth
• fast and crooked
• zig zag and high

Multiple Choice

What is the pupil?

• organ

• hole

• muscle

Multiple Choice

What is the structure of the eye in #3?

• Pupil

• Light Receptor

• Optic Nerve

• Brain

Multiple Choice

What is the structure of the eye in #1?

• Pupil

• Light Receptor

• Optic Nerve

• Brain

Multiple Choice

What is the structure of the eye in #2?

• Pupil

• Optic nerve

• Light receptor

• Brain

Multiple Choice

True or False: If an animal has low-sensitivity eyes it can see in little amount of light.

• True

• False

Multiple Choice

What needs to happen in the processing stage for the predator to see its prey?

• The optic nerve determines if it recognizes the image.

• The brain determines if it recognizes the image.

Multiple Choice

What needs to happen with the eye for the predator to see its prey?

• Light needs to enter through the light receptors

• Light needs to enter through the pupil.

Multiple Choice

What must the light do to allow the predator to see the prey?

• Shine

• Dim

• Jump

• Reflect

Multiple Choice

What does the word structure mean?

• What something does or how it's used.

• The way something is shaped or what it is made out of that makes it good for a specific function.

• Part of an animal's eye.

Multiple Choice

What does the word function mean?

• What something does or how it's used.

• The way something is shaped or what it is made out of that makes it good for a specific function.

• Part of an animal's eye.

Multiple Choice

How do animals gain information about their environment?

• Their voices

• Their senses

• Their friends

Multiple Choice

Of the 4 waves, which is low pitch and quiet?

• red

• yellow

• green

• blue

Multiple Choice

Which BEST describes this sound?

• Starts low pitch and quiet and gets higher pitch and loud

• Starts high pitch and quiet and get lower pitch and loud

• Starts low pitch and loud and gets higher pitch and quiet

• Starts low pitch and quiet and gets higher pitch

Multiple Choice

Which wave has the highest frequency?

• A

• B

• C

• None (same frequency)

• none of these are correct

Multiple Choice

Which wave has the largest wavelength?

• A
• B
• C
• None (same wavelength)

Multiple Choice

How loud or soft a sound is, is related to the _____________ of the wave

• amplitude
• frequency
• wave length
• rest position

Multiple Choice

The pitch of a sound is most closely related to the

• frequency  of the sound waves
• distance from the sound source
• medium through which the sound travels
• intensity of the sound

Multiple Choice

Which wave has the greatest amplitude?

• A
• B
• C
• D

Multiple Choice

Waves transport energy without transporting matter.

• True
• False

Multiple Choice

Sound waves are created by vibrations.

• True
• False

Multiple Choice

High frequency sounds have _______ pitch

• HIgh

• Low

Multiple Choice

The _______ of a wave increases with increased energy.

• Wave length

• Amplitude

Multiple Choice

Sound waves CANNOT travel through which of these:

• Paper

• Milk

• Outer space

Multiple Choice

Sound waves travel as ________ waves.

• Transverse

• Longitudinal

• Surface

Multiple Choice

Sound is made when a source of energy forces the matter to

• Vibrate

• Move

• Stay still

Multiple Choice

The highest point on a wave

• wavelength

• crest

• trough

• amplitude