Answer: The answer is B, trees
Explanation: Hope it helps!
Answer: a. testing effect
Explanation:
Testing effect is a type of threat to internal validity of an experiment. Internal validity is assessing whether a factor makes a difference in an experiment or not and if it does, whether there is adequate evidence to support this correlation.
Testing as a threat to internal validity is when a second test is taken on the outcome of a first test. Other internal validity threats are history, maturation, instrument modifications.
To control pollution, industry has been given limits and been threatened with punishment if these limits are violated. This approach is called ________.
A) end of the alley
B) carrot and stick
C) command-and-control
D) limit and manage
E) last chance
Answer:
The answer is (C) Command and Control.
Explanation:
Command and Control is a kind of regulation used by the government and relevant stakeholders in Environmental Regulations to reduce or control pollution.
They achieve this by "commanding" industries or companies to take conscious steps towards reducing pollution by adhering to certain limits.
The "command" is followed by "Control" which dictates the best ways of achieving reductions in pollution e.g through installation/use of a specific pollution control technology.
In addition, the commands and controls come with threats of punishments when not adhered to.
Answer: The compositional, mechanical and outermost layer
Explanation:
They are some vital properties that are considered when looking at the properties are useful in distinguishing and modeling the various distinct layers and structures of Earth. They are the mechanical layers, compositional later and the outermost solid layer. The mechanical layers are determined by their physical features, the compositional layers are determined by their components, while the outermost layer describes the natural satellite
