What are the two causes of density in deep current waters?
a. salinity (how much salt) of the water and high temperatures
b. salinity (how much salt) of the water and low temperatures
c. oxygen content of the water and high temperatures
d. oxygen content of the water and low temperatures

Look at the picture below . what does this picture represent ?

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on the repeated experimentation with similar results