Someone please give me something that will draw the audience in will mark as brainliest

An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75

In a good thermo flask the main cause of heat loss is

Heterogeneous mixture with larger particles that never settle is