States Change the Way They Slow Spread of Covid-19

The video discusses the evolving strategies to combat COVID-19, including testing, contact tracing, social distancing, and mask-wearing. It highlights the importance of testing and tracing to identify and quarantine positive cases. Social distancing and mask mandates are crucial as public activities resume. The video also covers the development of COVID-19 vaccines by Moderna and Pfizer, which are in phase three trials, and the parallel efforts in manufacturing scale-up.

What is the primary goal of testing and contact tracing in managing COVID-19?

• To increase the number of tests conducted

• To identify and quarantine positive cases and their contacts

• To eliminate the need for social distancing

• To reduce the cost of healthcare

Why are social distancing and mask-wearing important as public activities resume?

• They eliminate the need for vaccines

• They help in identifying COVID-19 cases

• They ensure that public places remain crowded

• They reduce the spread of the virus

According to a survey, what percentage of consumers are likely to wear a mask if required by local authorities?

• About 75%

• Exactly 50%

• More than 60%

• Less than 30%

What phase are the Moderna and Pfizer vaccines currently in?

• Phase one trials

• Phase four trials

• Phase two trials

• Phase three trials

What is unique about the manufacturing scale-up for the COVID-19 vaccines?

• It is being delayed until after trials

• It is not being done at all

• It is being done in parallel

• It is being done in series