Standard Index Form

Did you remember to bring your scientific calculator today?

• Yes
• No
• Haven't got one yet.
• The dog ate it.

Mercury is 57,910km from the sun. What is this in standard form?

• 57.91 x10³ km
• 5.791x10⁴ km
• 5.71x10⁴ km
• 579.1x10² km

Tags

CCSS.8.EE.A.3

Venus is 108,200km from the sun. What is this in standard form?

• 1.082 x 10⁵ km
• 10.82 x 10⁴ km
• 1.082 x 10⁶ km
• 1.082 x 10³ km

Earth is 149,600km from the sun. What is this in standard form?

• 1.496 x 10⁵ km
• 14.96 x 10⁴ km
• 1.496 x 10⁴ km
• 1.496 x 10³ km

Mars is 2.2794 x 10⁵ km from the sun. How far is that as an ordinary number?

• 227,940 km
• Two hundred and twenty seven thousand km
• 22,794 km
• 2,279,400 km

Pluto is  5.91352 x 10⁶ km from the sun. What is this as an ordinary number?

• 5,913,520 km
• 591,352 km
• 59,135,200 km
• 5,193,520 km

Jupiter has a radius of 71,492,000 m.
What is this in standard form?

• 7.1492 x 10⁷ m
• 7.1492 x 10⁸ m
• 7.1492 x 10⁹ m
• 7.1492 x 10⁶ m

What is 7.1492 x 10⁷ m in km?

• 7.1492 x 10⁴
• 7.1492 x 10⁵
• 7.1492 x 10⁶
• 7.1492 x 10³

The diameter of an atom is of the order of 1 x 10^-8 cm. What is that as an ordinary number?

• 0.00000001cm
• 0.000000001cm
• 0.0000000001cm
• 0.0000001cm

A human sperm cell is about 0.055mm long. What is this in standard form?

• 5.5 x 10^-2mm
• 5.5 x 10^-3mm
• 5.5 x 10^-4mm
• 5.5 x 10^-1mm