A scientist took notes on how a population of roseate spoonbills, a type of bird, adapted to a new environment. Which of her obs
ervations is a personal opinion А This population of roseate spoonbills is eating about 100 fish a day.
B
This population of roseate spoonbills is less friendly than other populations
С
This population of roseate spoonbills is competing with a nearby population of green herons.
D
This population of roseate spoonbills is not building as many nests as it did in the other environment.
Answer: The reason why pestisides are found in our water is because the government and farmers put some type of chemical on the plants and in the water so animals like worms or bugs dont drink or eat our food and water supply.
Lasers can be used in surgical operation such as eye surgery because they are so precise.
The laser can be used in microscopy to produce very clear visuals and study very minute substances.
Lasers can be used in navigation also due to their precision hence reducing accidents
We use lasers to scan barcodes in supermarkets
Powerful lasers can also be used or security purpose for shooting down flying objects that can cause damage to humanity, such as missile and asteroids.
A phenomenon called laser cooling has been used to trap an atom and assist in its study so scientists are able to understand the universe.
