having advanced degree of intelligence
In ancient Greece, there was an intelligent philosopher named Socrates.
ban
to forbid something officially or legally so that it cannot be done, used, seen, or read
The city will ban all smoking in public.
confirm
to state or show whether or not something is true
People can confirm or change their beliefs after a rigorous debate.
philosopher
a person who seeks wisdom; a thinker
The intelligent philosopher's name was Socrates.
challenging
difficult to do
It’s done by asking and answering challenging questions about an idea.
rigorous
requiring a lot of discipline and obedience
After a rigorous debate, people can confirm or change their beliefs.
definite
certain or sure to be true
Some questions have a definite, correct answer.
certain
you know it is true
This helps us to understand why people have certain ideas.
split
to divide something into pieces
They split the team into two sides.
administration
the group of persons who have responsibility for the management of a business, government or institution
The school administration has been considering changing this rule.
definition
the quality of being clear and distinct
They can do research, find definitions, and use the calculator on their phones.
stationery
paper for writing letters
They also wouldn’t need to wait for students to take out and put away various stationery items.
self-discipline
discipline and training of oneself, usually for improvement
Second, changing the rule would be a good way to teach self-discipline.
argument
a presentation of reasons for or against an idea or point of view
We had one week to prepare our arguments.
education
the process of learning at a school or university and the knowledge received from it
First, we argued that students can use their smartphones for education.
convince
to persuade someone to perform a task
Our side convinced some of the teachers to change their minds.
explode
to burst into pieces with a lot of force and noise
If humans and machines don’t maintain these reactors, they will explode.
prevent
to stop it from happening
Molten salt reactors rely on physics, not humans or machines, to prevent malfunctions.
nuclear
relating to or involving the energy that is produced when the structure of an ATOM's center is changed nuclear power is reliable, and sustainable, but dangerous.
maintain
to keep something working properly by regularly checking for and fixing any problems
He maintained his idea even though others disagreed.
reliable
being likely to be true; believable
I'm not sure that this information is reliable.
desperately
an immediate and very strong need
The world desperately needs clean, reliable, safe, and sustainable energy.
weapon
a device or tool that is used for fighting with, attacking, or defending against other people
These are dangerous elements and are used to make nuclear weapons.
eliminate
to get rid of
Thorium and the molten salt reactor could eliminate the dangers of accidents and weapons.
moment
a short time period
People around the world depend on energy almost every moment of the day.
efficiently
in a way that is effective but does not waste time or energy
The energy for it must be created and consumed affordably, efficiently, and safely.
announce
to make it known
A revolutionary new car will be announdced by Pegasus Motors.
depend
to need it for support or help
People around the world depend on energy almost every moment of the day.
transportation
an act, system, or business of moving people or goods from one place to another
Lighting, heating, communication, and transportation help us to get energy.
brilliant
very smart
The clear solution to improve our transportation energy needs is here now, thanks to the brilliant minds at Pegasus Motors.
vehicle
an object that is used to move people or things from one place to another
They are a good start to replace vehicles that rely on fossil fuels.
revolutionary
pertaining to great change
Pegasus Motors is proud to announce a revolutionary new car.
gather
to bring things together
On March 14th, 1988, physicist Larry Shaw gathered his friends in San Francisco.
equation
formula
The equation is π = C ÷ d. Pi is the same value for every circle.
forever
being of a long duration, with no end in time
Pi is a number that goes on forever.
symbol
object or idea representing something else
This special number is represented by the symbol π.
circumference
A circumference is the distance completely around a circular object.
It is equal to the circumference of a circle divided by the diameter.
diameter
The the diameter of a round thing is the length across its center
The circumference of a circle divided by the diameter is equal to π.
characteristic
something that shows what a person or a thing is like
This special characteristic is celebrated in fun ways on Pi Day.
decimal
pertaining to tenths or the number 10
People have calculated it to over 10 trillion decimal places!
fraction
part of a whole (ex: 1/2, 1/3)
You're good at fractions!
chore
a light, repeated task usually done to keep a house in order
I was busy doing chores.
whole
referring to all of something; entire
I'll make four whole pies then.
slice
A slice of bread, meat, fruit, or other food is a thin piece that has been cut from a larger piece.
How many slices are there in a pie?
figure out
become aware figuring out how many pies I need to prepare is what I need to do.
per
for each or every
The recipe says I need ten apples per pie.
miss
to feel unhappy because of the absence of someone or something
Sorry I missed your call.
quarter
1/4 or 25% of something
So, that means one slice has one-and-a-quarter apples.
view
to look at or observe something
You can view his art in museums and learn about the Impressionist style.
pass away
to die (polite)
When he was 17, his mother passed away.
consider
to think with care
Claude Monet is considered to be one of the greatest artists of all time.
figure
the shape or outline of someone or something
Leading figure of the Impressionist art style is him.
leading
chief; princiapl; most important
He is a leading figure of the Impressionist art style.
army
a large organized group of soldiers who are armed and trained
He joined the army, but he got very sick and left.
impression
the way of thinking about someone or something
Rather than focusing on detail, it gave the impression of the sun just rising.
master
an owner of an animal
Still, Monet went on to become a master of light and color.
dizzy
having a feeling in the head that everything is turning or moving and that you are going to fall, even though you are not really moving
I felt a little bit dizzy.
appear
to be in sight; to arrive at a place
I looked at an optical illusion that appeared to be moving.
horizontal
flat or level
Last, I saw an image that looked like it had slanted, horizontal lines.
vase
a decorative container, usually for holding flowers
I don’t have a(n) vase to put these nice flowers in.
interesting
being stimulating and enjoyable
I thought this was interesting.
explain
to talk about something in a way that is clear and easy to understand
It explained that an illusion is something that looks different from what it actually is.
confuse
to make someone uncertain of something
People get confused with the names of twins.
trick
an action that an animal is trained to do
Optical illusions use colors, lights, and patterns to trick our brains.
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