Sound and Unsound Arguments

If the moon is made of green cheese, then astronauts can eat moon rocks. The moon is made of green cheese. Therefore, astronauts can eat moon rocks.

• Sound

• Unsound

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

No bananas are purple in colour. All fruits are bananas. Therefore, no fruits are purple in colour.

• Sound

• Unsound

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

All rabbits are mammals.

All mammals have lungs.

Therefore, all rabbits have lungs.

• Sound

• Unsound

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

If a thing is a rectangle, then it’s not a circle.

This page is a rectangle.

So, this page is not a circle.

• Sound

• Unsound

Tags

CCSS.HSG.CO.C.11

If Steve Jobs is poor, then I’m a monkey’s uncle.

Steve Jobs is poor.

So I’m a monkey’s uncle.

• Sound

• Unsound

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1