STEM Boat Challenge

What makes something sink?

• Weight

• Density

• Volume

What is the man doing?

• Sinking

• Floating

• Flying

• Sailing

What is density?

• How fast an object can sink.

• How strong an object is.

• How much space an object takes up in relation to its weight.

Which object has a higher density?

• 
• 

Which object has a higher density?

• 
• 

Which object has a higher density?

• 
• 

Which has a lower density?

• 
• 
• 

What is Buoyancy

• Floating and sinking of objects.

• What allows objects to float on a liquid.

• What allows objects to sink in a liquid.

Why do boats float?

• Because they are more dense than the water.

• Because they are less dense than the water.

• Because they are equally as dense as water.

Which object has a lower density?

• 
•