The pentaquark

This week's NSF Science 360 highlights include accidental discoveries like radioactivity and penicillin, the groundbreaking evidence of the Penta Cork, and the potential impact of climate change on sea levels. The video also discusses biodegradable implants made from magnesium, which could replace traditional metal surgical materials. The episode concludes with a reminder to access more science news online.

Which of the following discoveries was mentioned as being made by accident?

• Radioactivity

• Electricity

• DNA

• Gravity

What is the Penta cork theorized to help physicists understand better?

• The structure of DNA

• The theory of relativity

• The composition of matter

• The speed of light

What could be a consequence of current global average temperatures according to the video?

• An increase in volcanic activity

• A 20-foot rise in sea levels

• A drop in ocean salinity

• A decrease in global rainfall

What is a key component of the biodegradable implants discussed in the video?

• Magnesium

• Copper

• Aluminum

• Iron

What is the expected future of traditional metal plates and screws in medical use?

• They will become more popular

• They will remain unchanged

• They will be replaced by biodegradable implants

• They will be used in combination with new materials