Which of the following statements about photosynthesis is true? A. Plants release CO2 into the atmosphere.
B. Plants take in CO2, then use the carbon (C) to make sugar.
C. Plants only do photosynthesis when they are hungry.
D. None of the above

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0