Energy
Stored energy is
potential energy
Define Inertia
Inertia is a property of matter that resists change in motion
A variable is
a condition or trait that can change or have different amounts of
Atoms/molecules in this state of matter have low amounts of energy
solid
Question: Which Taylor Swift album, released in 2020, includes songs like "cardigan" and "the 1"?
folklore
Kinetic Energy is the energy of
motion
Your foot can hurt when you kick a soccer ball hard because of which law?
3rd law
A dependent variable is
the data/results
If a substance has no shape but always takes up the same amount of space then it is a .........
liquid
In which year did the Miami Dolphins complete their famous perfect season, going undefeated and winning the Super Bowl?
1972
What two factors affect the amount of kinetic energy an object has
mass and speed
Identify which law is involved.
It can take multiple firefighters to control one firehose when the water is turned on full
3rd law
An independent variable is
the cause/variable that the scientist controls
If a substance has a fixed shape and always takes up the same amount of room then it is a
solid
Who is the only player to have won three FIFA World Cups?
Pelé (from Brazil)
When does a rollercoaster have the most potential energy?
At the top of the tallest hill
Predict what will happen to the cups of water and explain why:
For some reason Erik (with a seatbelt) is riding in a car holding a tray with open cups of water on it. His mom has to slam on the brakes.
The cups of water will fly forward and spill because their inertia will "want" to keep them moving forward even though the car has stopped.
Identify the independent variable:
How long someone plays fortnite and the number of kills they get.
How long someone plays fortnite
In a world with zero friction, would it be easier or harder to walk. Explain
Harder, it would be hard to start moving if you got moving it would be hard to control your direction/stop
What is the smallest country in Europe, both in size and population?
Vatican City
Imagine a ball rolling across the ground. As it goes slower and slower what is happening to the kinetic energy. Explain
Friction is changing the kinetic energy into thermal energy.
If the force applied to an object stays the same, but the mass increases. What will happen to the acceleration?
It will move slower
Identify the dependent variable
The amount of water you drink a day and how often you feel thirsty
how often you feel thirsty
Why will ice melt when you warm it up?
the atoms get enough energy to start moving around