PLEASE HELP!! Two thin convex lenses with focal lengths of 10.00 cm are situated 2.00 cm
apart. Suppose there is an object 1.00 cm to the left of the first lens.
At what distance to the left of the second
lens is the virtual image?
[?] cm
Hint: the virtual image of the first lens is the object of the second lens. watch good minus signs!

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.