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Space Camp: Mission Scale Briefing worksheet preview

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Space Camp: Mission Scale Briefing

Estimate large and small space-camp simulation quantities using single-digit powers of 10, then compare distances, counts, and durations.

Grade 8MathInteractive · Printable

Aligned to8.EE.A.3

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 14 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 8
Subject
Math
Question types
Fill in the blank, Multiple choice, Matching, Circle the answer, Short answer

About this worksheet

What students practice

  • Students round very large and very small quantities to a single digit times a power of 10.
  • Students use rounded estimates to determine how many times as large one quantity is as another.
  • Students interpret comparison factors in space-camp mission decisions.

How to use

Use after introducing powers of 10 and one-significant-digit estimates. Have students show their rounded quantities before computing comparison factors, then discuss the final explanation.

Curriculum

Common Core standard covered

8.EE.A.3

Estimate very large or very small quantities as a single digit times a power of 10, and tell how many times bigger one is.

Preview

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Name Date

Space Camp: Mission Scale Briefing

Estimate mission quantities and compare their sizes.

Prepare the Briefing

All records describe a space-camp mission simulation, not an actual flight. Round each requested estimate to one significant digit: d × 10ⁿ, where d is a whole number from 1 to 9. Use these rounded values for comparisons.

1.
Complete the two estimates for the mission briefing.
Simulation Records
RecordRecorded quantity
Star-map points7,380,000,000
Signal pulse0.00000276 second

Estimated star-map count =   × 10⁹ points
Estimated pulse duration =   × 10⁻⁶ seconds

2.
A simulated detector takes 0.0000000986 second to respond. Which estimate has the required single-digit form?
  • A. 1 × 10⁻⁷ second
  • B. 9 × 10⁻⁸ second
  • C. 1 × 10⁻⁶ second
  • D. 1 × 10⁻⁸ second
3.
The simulation's flight log represents a travel distance of 186,000,000,000 meters. Its one-significant-digit estimate is 2 × 10ⁿ meters.

What is n?  

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