Welcome to Pressure and Density Jeopardy! I’m your happenin’ host Sal the Scientist! Today we will be learning about the Newton’s laws of motion! He was one smart dude! Instructions Game Board

Choose from one of five categories. Then choose a point value. The larger the value, the more difficult the question. Choose from one of four answers. When you are finished with each question, click the home button to go back to the game board. If you are playing as a team, the team with the most points wins! Have fun, and remember, SCIENCE RULES! To Game Board

Pressure and Density Jeopardy Review Fluid Pressure Vocab Density and Buoyancy 1 Density and Buoyancy 2 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500

What is the formula for Pressure: Answer Back to Game Board

Force ÷ Area Back to Game Board

What are the units used for pressure. Answer Back to Game Board

Pascals Back to Game Board

As area increases, pressure does this. Answer Back to Game Board

Pressure DECREASES as area Increases Back to Game Board

How do snow shoes prevent sinking in the snow? Answer Back to Game Board

They decrease pressure by increasing the area. Back to Game Board

What 2 ways can you increase pressure? Answer Back to Game Board

Increase force or decrease area. Back to Game Board

What is a fluid? Answer Back to Game Board

Anything that flows (liquids or gases) Back to Game Board

How does increasing altitude by going up in elevation affect air pressure. Answer Back to Game Board

Elevation decreases air pressure Back to Game Board

How does going deeper underwater affect pressure. Answer Back to Game Board

Diving deeper into water increases pressure Back to Game Board

Why do your ears pop when driving up a mountain road? Answer Back to Game Board

Fluid pressure in your ears is going from high to low Back to Game Board

Why are we not crushed by the pressure outside our bodies? Answer Back to Game Board

Pressure inside your body is equal to pressure outside your body Back to Game Board

Definition: The amount of matter in an object. Answer Back to Game Board

mass Back to Game Board

Definition: How much space an object takes up. Answer Back to Game Board

volume Back to Game Board

Definition: Anything that has mass and takes up space. Answer Back to Game Board

matter Back to Game Board

Definition: Mass per unit volume, Answer Back to Game Board

Density Back to Game Board

Definition: The force in a liquid pushing up against an object’s weight. Answer Back to Game Board

buoyant force Back to Game Board

By comparing densities, we know if an object will _____ or _____. Answer Back to Game Board

Density determines if an object will float or sink Back to Game Board

According to the hydrometer reading which fluid has a greater density According to the hydrometer reading which fluid has a greater density? How do you know? A B Answer Back to Game Board

B has a greater density because the hydrometer is floating higher Back to Game Board

If an object’s weight is greater than the buoyant force what happens? Answer Back to Game Board

When weight is greater than buoyant force…it sinks! Back to Game Board

How does a submarine float or sink? Answer Back to Game Board

Submarines change depth by pumping air in to float or pumping water in to sink. Back to Game Board

How do we measure the volume of irregular objects? Answer Back to Game Board

By measuring the volume of liquid it displaces. Back to Game Board

When an object’s weight equals the buoyant force it will…. Answer Back to Game Board

FLOAT! Back to Game Board

Liquids with different densities form layers with the greatest density… Answer Back to Game Board

The most dense sinks to the bottom. Back to Game Board

What is the density of water? Answer Back to Game Board

The density of water is = 1 g/ml Back to Game Board

What is the name of the instrument used to measure atmospheric pressure? Answer

A barometer is used to measure pressure in the atmosphere Back to Game Board

Archimedes’ principle states that the buoyant force on an object equals the…. Answer Back to Game Board

Buoyant force is equal to the weight of the displaced fluid Back to Game Board