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Mastering Scientific Notation: Multiply & Convert Challenges

Authored by Anthony Clark

English, Mathematics

8th Grade

CCSS covered

Mastering Scientific Notation: Multiply & Convert Challenges
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A scientist measures the mass of a small particle as 3.2 x 10^-27 kg. If she has 5.0 x 10^3 particles, what is the total mass in kg?

4.0 x 10^-23 kg

1.0 x 10^-23 kg

2.5 x 10^-23 kg

1.6 x 10^-23 kg

Tags

CCSS.8.EE.A.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The distance from Earth to a distant star is approximately 4.5 x 10^16 meters. If a spaceship travels at a speed of 2.0 x 10^7 meters per hour, how long will it take to reach the star in hours?

3.0 x 10^8 hours

2.25 x 10^9 hours

1.5 x 10^9 hours

5.0 x 10^10 hours

Tags

CCSS.8.EE.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bacterium has a length of 1.5 x 10^-6 meters. If you have 2.0 x 10^4 bacteria lined up, what is the total length in meters?

0.3 meters

0.015 meters

0.03 meters

0.005 meters

Tags

CCSS.8.EE.A.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car's fuel efficiency is 2.5 x 10^2 miles per gallon. If the car has a fuel tank capacity of 1.5 x 10^1 gallons, how far can the car travel on a full tank in miles?

3750 miles

4000 miles

3000 miles

2500 miles

Tags

CCSS.8.EE.A.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The speed of light is approximately 3.0 x 10^8 meters per second. How far does light travel in 5.0 x 10^2 seconds in meters?

1.0 x 10^{11} meters

1.5 x 10^{11} meters

2.0 x 10^{11} meters

3.0 x 10^{10} meters

Tags

CCSS.8.EE.A.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A small electronic component has a resistance of 4.7 x 10^3 ohms. If you connect 3.0 x 10^2 of these components in series, what is the total resistance in ohms?

5.6 x 10^5 ohms

1.41 x 10^6 ohms

2.1 x 10^6 ohms

1.2 x 10^7 ohms

Tags

CCSS.8.EE.A.4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The volume of a small droplet of water is about 2.5 x 10^-6 liters. If you have 1.2 x 10^5 droplets, what is the total volume in liters?

0.5 liters

1.2 liters

0.3 liters

0.1 liters

Tags

CCSS.8.EE.A.4

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