Answer:
Part 1. The amount of calcium is independent variable.
Explanation:
An independent variable is a variable in an experiment which is changed to see its effects on dependent variable.
In this experiment, to know about the causes of osteoporosis, the Ca level in blood or calcium intake in changed.
So the concentration of calcium will be independent variable.
Part 2.
The risk of bone fractures is could be changed with calcium.
Explanation:
In this experiment osteoporosis or risk of bone fracture is dependent variable.
Dependent variable are results of experiment which can be changed by independent variable.
As in experiment, Calcium concentration is independent variable.
So the risk of osteoporosis depends can change with calcium.
Answer:
1. The sense organ which tells you that a fruit is sweet or bitter. <em>Tongue</em>
2. The five sense organs. <em>Eye, ear, nose, tongue, skin</em>
3. The organ which has several taste buds. <em>Tongue</em>
4. The sense organ which tells you a truck is approaching. <em>Eye, ear</em>
5. The thing which helps some people to hear better. <em>Hearing aid</em>
6. The thing which help some people to see better<em> </em><em>Glasses/spectacles</em>
Answer:
it britens up off the water My Dog Told Me
Well obviously if all the water drains out they will all die.
C. The species will become extinct.
Hope this helps.
Direct characterizaation is what the author says about the character.
So B would be correct
