Heat Transfer--Convection

What is the definition of CONVECTION

• When heat transfers through waves.
• When heat transfers from objects that are touching.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• Heat traveling from the sun

The way the heat is moving from the hot coffee is called...

• convection
• radiation
• insulation
• conduction

Warm air rises and the cool air sinks demonstrates this type of heat transfer. 

• conduction
• convection
• radiation
• Insolation 

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The amount of space an object takes up is called

• Properties

• Displacement

• Volume

The qualities used to describe objects such as size, color, or shape are called

• Properties

• Displacement

• Cargo

The amount of material in an object is its

• Mass

• Volume

• Cargo

The upward force that keeps objects afloat is called

• Displacement

• Bouyancy

• Properties

When an object is placed in water, the water level

• Rises

• gets lower

• Stays the same

If an object displaces more fluid than the weight of the object, will the object sink or float?

• Sink
• Float

What does buoyant mean?

• float
• push
• flying, yeah!!!!!!
• sink