Scientific Notation a x 10b 1<a<10.

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Scientific Notation a x 10b 1<a<10

The Pelican Nebula is 10,600,000,000,000,000 miles away The Pelican Nebula is 10,600,000,000,000,000 miles away. Write this in Scientific Notation.

1.06 x 1016

These Colliding Spiral Galaxies are 130,000 light years away. SN?

1.3 x 105

This micrograph magnifies a 20 million-year-old fossil of an extinct breed of algae. Express its age in Scientific Notation.

2.0 x 107

The 2015 federal budget for the United States of America is over one trillion dollars. Express $1,029,000,000,000 in Scientific Notation.

1.029 x 1012

What is the scientific notation for this happy looking discovery under a microscope which measures 0.00025 meters across.

2.5 x 10 -4