One side of a 10 cm puppet is 20 cm from the light source as shown in the diagram. The screen is 50 cm from the light source as shown in the diagram. Find the length of
the shadow.

which statement about this sum is true? −245+2.7

b mirrors submit a iisner? e. for which optical devices does d sometimes have a positive value? o a a and b o b. a and c o c. b and d 0 d. b and cb

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

which three statements are true about all alloys?