odor
mass volume density
states of matter
Light
Solar system
100

What detects an odor?

What is your nose? 

100

How do you get the mass of an object?

What is Volume times density?

100

Is iron a solid a liquid or a gas?

What is a solid?

100

How does a Shadow form?

When a object blocks the lights path.

100

How many Earth days does it take for one day on Mercury. 

59

200

Would garbage be considered a good smell?

no

200

How do you find the density of an object?

What is Mass divided by volume?

200

Is water a solid a liquid or a gas?

What is a liquid?

200

What part of the eye detects light?

What is the retina?

200

What planet is the hottest.

What is Mercury? 

300

Would perfume be considered a good smell? 

yes

300

How do you find the volume of an object?

What is Length times width times height?

300

Is Helium a solid liquid or a gas?  

What is a gas?

300

Why cant we see the sun on a cloudy day?

The clouds are blocking the light.

300

What planet was not considered a planet in 2006?

What is Pluto?

400

what metal melts at room temperature?

What is Gallium?

400

What galaxy are we in?

What is the Milky Way?

500

What planet is the coldest?

What is Neptune?

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