TODAY

• I need PINs from plenty of people -- send one in please! Any four numbers that you can remember are good.

• Try the clickers

• Science! Scientific method, how to assess the potential for hazards in a particular place

The Scientific Method (or, multiple working hypotheses)

The Scientific Method (or, multiple working hypotheses)

• Observation: the moon is yellow/white

The Scientific Method (or, multiple working hypotheses)

• Observation: the moon is yellow/white• Question: what is the moon made of that makes it

yellowish-white?

The Scientific Method (or, multiple working hypotheses)

• Observation: the moon is yellow/white• Question: what is the moon made of that makes it

yellowish-white• Hypothesis: because the moon is made of cheese

(cheese is yellowish-white!)

The Scientific Method (or, multiple working hypotheses)

• Observation: the moon is yellow/white• Question: what is the moon made of that makes it

yellowish-white• Hypothesis: because the moon is made of cheese

(cheese is yellowish-white!)• Plan a test and predict a result: how can I test if the

moon is made of cheese? Send a mouse to the moon -- I PREDICT it will come back fat, which will support my hypothesis!!

The Scientific Method (or, multiple working hypotheses)

• Observation: the moon is yellow/white• Question: what is the moon made of that makes it

yellowish-white• Hypothesis: the moon is made of cheese (cheese is

yellowish-white!)• Plan a test and predict a result: how can I test if the

moon is made of cheese? Send a mouse to the moon -- I PREDICT it will come back fat, which will support my hypothesis!

• Test: hmmmm. I sent a mouse to the moon and it came back dead. Try another hypothesis…

Your observation? You just moved to the city of Neverland, a nice city

on the north coast of Slobovnia, and bought the house of your dreams.

Will a disaster occur in my backyard/ city/state/part of the country?

WHAT DO YOU NEED TO KNOW?

Scientific method in action…

Your homework…

• Read chapter 2– p. 30 - 41 (up to “Seismic Waves”)– section 2.5 “Geographic regions at risk

from earthquakes”

• Be prepared for a quiz on the reading• BRING YOUR CLICKER (you won’t

forget your phone probably, so don’t forget your clicker!)