Science
What is the name of the force that keeps planets in orbit around the Sun?
Gravity
This technology allows devices to connect to the internet without using physical cables.
Wi-Fi
What do engineers call a first version of a product that they build to test an idea?
Prototype
What is the square root of 81?
9
What subject studies how people use money and resources?
Economics
How many legs does an insect have?
Six
This device allows a computer to connect to the internet through a wireless network.
Router
What type of engineer designs and develops machines, engines, and mechanical systems?
Mechanical Engineer
What is the perimeter of a square with sides of 5 inches?
20 inches
What do we call the number of people living in a particular area
Population
What happens to water when it reaches 100°C at standard atmospheric pressure?
It boils and changes from liquid to gas.
What does CPU stand for?
Central Processing Unit
This material is commonly used by engineers because it is strong, lightweight, and resistant to corrosion.
Aluminum
You flip a fair coin twice. What is the probability of getting heads both times?
1/4 or 25%
This term describes the unwritten rules and expectations that guide how people behave in a society.
Social norms
Why does is float in water?
Ice is less dense than water.
This company developed the Android operating system.
This invention uses rotating blades to convert wind energy into electricity.
Wind Turbine
A shirt costs $40 and is 25% off. What is the sale price?
$30
This controversial experiment studied how people behaved when randomly assigned to be prisoners or guards in a simulated prison.
Standford Prison Experiment
This gas makes up about 78% of Earth’s atmosphere.
Nitrogen
What is the main difference between hardware and software?
Hardware is the physical equipment; software is the programs/instructions.
This ancient structure is considered one of history's greatest engineering achievements and is the oldest of the Seven Wonders of the Ancient World.
Great Pyramid of Giza
This theorem states that, in a right triangle, the square of the longest side equals the sum of the squares of the other two sides.
Pythagorean theorem
This term describes the tendency for people to change their behavior when they know they are being observed.
Hawthorne effect