Which of the following would be best used to study the drought conditions in a region? satellite imagery water witching GPS How does pH negatively affect water sources? low pH is harmful high pH is harmful both low and high pH is harmful What is the main purpose in monitoring the hydrosphere? the Earth is 3/4 covered with water so we need to know where all water is located water is a life-sustaining force and we all the above need to keep track of all water on Earth all the above
Which of the following would be best used to study the drought conditions in a region?
satellite imagery
water witching
GPS
How does pH negatively affect water sources?
low pH is harmful
high pH is harmful
both low and high pH is harmful
What is the main purpose in monitoring the hydrosphere?
the Earth is 3/4 covered with water so we need to know where all water is located
water is a life-sustaining force and we all the above need to keep track of all water on Earth
all the above
1 When Earth's ice increases, ocean water gets saltier
2 When Earth's ice increases, ocean water gets less saltier
3 When ocean water evaporates, the water gets saltier
4 When ocean water evaporates, the water gets less salty.
1 and 3
1 and 4
2 and 3
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