Science Inventions and Discoveries

Who is known as the inventor of the light bulb?

• Nikola Tesla

• Thomas Edison

• Alexander Graham Bell

• Albert Einstein

What was the invention of Dr. Fe del Mundo, the famous Filipino scientist?

• Fluorescent lamp

• Erythromycin

• Bamboo incubator

• Karaoke machine

Alexander Graham Bell is famous for inventing which communication device?

• Radio

• Television

• Telephone

• Telegraph

What invention did Benjamin Franklin discover while experimenting with electricity?

• Battery

• Lightning rod

• Generator

• Solar panel

What scientific invention is essential for diagnosing broken bones?

• Stethoscope

• Microscope

• X-ray machine

• Thermometer

Which of the following materials is biodegradable?

• Plastic

• Glass

• Paper

• Aluminum

Which material is known for its ability to conduct electricity?

• Rubber

• Wood

• Copper

• Glass

What happens when wood is burned?

• It turns into glass

• It becomes stronger

• It undergoes a chemical change

• It becomes magnetic

Which material is best for making heat-resistant kitchen utensils?

• Plastic

• Wood

• Glass

• Metal

What property of plastic makes it suitable for packaging?

• It is biodegradable

• It is flexible and lightweight

• It can conduct electricity

• It easily rusts