What did Galileo Galilei improve for scientific use?
Light bulb
Printing press
Telescope
Refrigerator
Who invented the telephone?
Thomas Edison
Alexander Graham Bell
Isaac Newton
Albert Einstein
What is the main function of a CAT scan (CT scan) machine?
To record brainwaves
To provide analysis of cancer cells
To take images of internals
To measure eye movement
What does GPS rely on to determine your exact location?
Signals from satellites
Magnetic waves
Tracking sensors from Google Earth
Wi-Fi signal strength
What do we use penicillin for?
To treat bacterial infections
To improve heart rate
To relieve pain in muscles
To reduce blood pressure
What do hydrogen cars emit?
Carbon dioxide
Nitrogen gas
Sulfur dioxide
Water vapor
What makes a design innovative?
It looks modern with many functions
It solves a problem in a new way
It uses expensive materials
It copies an existing product
Which of these materials is a good conductor of electricity?
Rubber
Wood
Plastic
Copper
What makes your voice sound different when you breathe in helium?
It cools your vocal cords instantly
It changes the shape of your vocal cords
Sound travels faster in helium than in air
It increases your lung pressure
What is the first step in the innovative design process?
Building a prototype
Testing the final product
Empathize with users
Choose the best idea
