Inventions
What are "bioplastics"?
They are different from traditional plastics because they are biodegradable. Some of them are made of vegetables.
Change this sentence to the passive:
Scientists discovered a new source of fuel last year.
A new source of fuel was discovered (by scientists) last year.
True or False?
Many adverbs end with -LY
True
What are wearable gadgets? Give two examples:
They are gadgets you wear, like smartwatches, VR headsets...
Change this sentence to the passive:
They hold this contest every year.
This contest is held every year.
True or False
I can use HARD or HARDLY and there's no difference in meaning.
False
What are smart materials?
Materials that respond to stimuli from the environment.
Correct the mistake.
The winners will be announce next week.
The winners will be ANNOUNCED next week.
Correct the mistake:
I comfortabley sat in the chair we printed using a 3D printer.
I COMFORTABLY sat in the chair we printed using a 3D printer.
What is desalinated water? Why might we need it?
It's when we take out the salt in the ocean's water. We might need it to provide fresh water in countries that suffer with droughts
Correct the mistake.
Bikes were invent before cars.
Bikes were INVENTED before cars.
Correct the mistake:
The show was very wonderful.
The show was wonderful.
Which inventions studied can benefit the manufacturing industry?
Smart materias, 3D printing
Flying cars....... before 2050.
Flying cars won't be used before 2050. (suggestion)
Correct the mistake:
I usually am busy on Mondays.
I am usually busy on Mondays.