In 1982, Martha published her first book, ''Entertaining,'' which is now in its 30th printing.
Answer:
When the cup is filled with water, the penny disappears. This happens because of refraction. When light bounces off of an object, it reaches our eyes and we see the object. As light travels through the sides of the glass and the water, it's refracted and never reaches our eyes, which makes the penny seems to disappear.
Explanation:
When the cup is filled with water, the penny disappears.
Answer:
The painting is called The Night Café, by Vincent van Gogh. Answer will vary but may include the following: Van Gogh has used two point perspective to create depth and movement in this painting. One perspective, or vanishing point, lead off to the right-hand side, above the table, to the wall.
Explanation:
