voc
abu
lary
100

Developing a vaccine during a pandemic requires a _________________ 

monumental effort

100

Scientists recently made a _______________ in cancer research.

 breakthrough

100

Recycling has become a _________ in many countries.

norm

101

Social media can ________ young people to take action for climate change.

galvanize

101

Planting community gardens is a ________________ that can have a big impact locally.

small-scale initiative

101

Unlike ideas, a physical product is ________-.

 tangible.

102

Smartphones are an example of an ---------- that changed our lives.

innovation

102

Children are often more _____________ to online risks.

vulnerable

102

Solar and wind power are examples of ______________ 

renewable energy.

103

The project succeeded thanks to the team’s _______________. 

specialist expertise.

103

Wikipedia is a great example of _____________ 

crowdsourcing.

103

Pixar was originally a ________ from Lucasfilm.

spin-off