What are you supposed to put on your face when beginning a science lab ?
What is safety goggles.
100
The Law of Conservation states that matter cannot be ____ or _____
What is created or destroyed .
100
What particles make up atoms?
What is protons, neutrons, electrons.
100
What is The average salt content of the world's oceans ?
What is 3.5%
100
Which of the following is not considered a microorganism?(mosquito,protozoa,bacteria,viruses,fungi)
What is mosquito.
200
What number is neutral on the pH scale ?
What is 7 .
200
What type of energy is released when fossil fuels are burned?
What is chemical energy.
200
Which term refers to a species creating more offspring than can possibly survive?
What is overproduction.
200
The "aging" of a lake is the process of:
What is eutrophication .
200
In which structure are the vocal cords found?
What is larynx.
300
A atom has 7 protons and a mass number of 14. What is the number of neutrons in the atom ?
What is 7.
300
What type of energy is flowing water ?
What is Hydroelectric energy.
300
Which term refers to the process by which individuals that are better adapted to their environment are more likely to survive and reproduce?
What is natural selection.
300
What do you call an organism that cannot make its own food?
What is a consumer .
300
Which of the following is a situation that could lead to EXTINCTION of a species?
(increased competition,increased habitat,increased food supply,increased food supply)
What is increased competition.
400
During a chemical reaction, new substances are formed by rearranging atoms. What are the new substances called?
What is products
400
What jobs are related to biotechnology? (taxi driver, math teacher, carpenter, or doctor.
What is doctor.
400
Which of the following is an element? (Water, air, carbon dioxide, or sodium)
What is sodium .
400
Organisms belonging to the same species living together in the same place at the same time are a......
What is population
400
Rod shaped bacteria are called:
What is bacillus.
500
What are the positively charged particles of an atom called ?
What is Protons.
500
What type of energy is stored in batteries ?
What is chemical enregy.
500
What are Vertical columns on the periodic table are called?
What is groups.
500
The connected food chains in an ecosystem make up a....