Write 502,900 in expanded form.

Hilda looks at a CD and sees different colors. Which best explains why she sees different colors when light strikes a CD? Some wavelengths of light are absorbed by the CD. Different wavelengths of light bend at different angles.

Jason has 2 pizzas that he cuts into fourths how many 1/4-size pizzas does he have

Solve the linear equation by using the Gauss-Jordan elimination method -2x-6y = 10 6x+18y = - 30

Solve for y: - 10=-6y+8x Write the answer in slope-intercept form

What's the average of 766 and 878

Lo uses mental math to compute 7 times 92. She thinks (7 times 90) + (7 times 2). Which property does Lo use to mentally compute 7 times 92?

Parrots and crocodiles have a similar jaw structure. Their jaws are made of five fused bones. Which statement is a possible reason for this similarity? Parrots and crocodiles share a common ancestor.

Isabell is thinking of a even number between 234 and 250 the sum of the digits is double the digit in the ones place what is Isabell's number

There were 94172 people at a footbsll game.

Describe the structure of an ionic crystal