For every mystery, there is always someone trying to __________ what really happened.
Survive
Poison
Experts try to understand why ancient people _________ pyramids or created strange artwork.
Many lucky people _______ shark attacks.
Estimate
Many of our cleaning products contain _________ that are toxic especially for small kids.
Substances
Investigation
Constructed
Scientist search for _______ that will lead them to either prove or refuse theories.
Spiders kill 6 people in the USA every year with their ________.
Risk
Scientists __________ that mosquitoes kill 3 million people in the world every year.
The police is carrying out a thorough _______ on the murder case.
Scientist study the ________ of long-extinct animals speculating about the reasosn for their disappearance.
The ________ of home accidents is highest for children under 5 yo.
Figure out
Evidence
Remains
