Heat energy gained by the water 14,000 cal

10,000 cal

6000 cal

4000 cal

Ray 2 should cross through the focal point on the right side of the lens

Each student aligns the edge of the object with the left edge of the ruler as shown above. all four students read the ruler with a measurement of 4.6 cm. which statement describes the data they collect? i believe the answer is: the data have poor precision and poor accuracy because of a systematic error.

It is 5 hope this you out 

Anton because carbon dioxide and water are used with light energy to produce glucose sugar and oxygen gas.