Energy
What is Energy?
The ability to move or make things change.
What is a force?
push or pull
What did the egg simulate in the egg drop experiment?
Supplies for the people in a natural disaster.
What is the rule for attraction and repulsion between poles?
Opposites attract
Same poles repel
All light is the same true or false
false
What are the two types of Energy?
Potential and Kinetic
Who is the scientist credited for the 3 laws of motion?
Isaac Newton.
What force caused the models to fall to fast and caused the egg to break?
Gravity
What is the difference between a temporary magnet and a permanent magnet
Light carries energy true or false
true
Potential - Stored
Kinetic - Motion
What is Newton's 1st Law of Motion
Inertia
What did most of you use in order to counter the force of gravity?
Parachute or Air Resistance
What do we call the area around the magnet where magnetism occurs? This area is shown with lines around the magnet. These lines are known as ________________
Magnetic Field.
Magnetic Field Lines.
What are the three things light can do to an object
transmit, absorb, reflect
What is the difference between renewable and nonrenewable energy? Give and Example of Each
Renewable energy can be replenished faster than it is used. Hydroelectricity
Nonrenewable energy can't be replenished as fast as it is being used. Fossil Fuels
What is Newton's 2nd Law of Motion
F = ma
What did the egg drop simulate in real life?
Getting supplies to people in a natural disaster.
Magnetic Field Lines go from ______________ to ____________
North to South
Why does Australia have the highest rates of skin cancer?
They have less melanin in their skin that protects them from UV radiation. This is also why they have lighter skin color.
The Law of the conservation of energy states that energy _________________________
can not be created or destroyed it can only be transformed
What is Newton's 3rd Law of Motion?
Every Action has an equal and opposite reaction.
If the egg hit the ground with 500 N of Force then ground applied an equal force of 500 N on the egg causing it to break. Which law does this describe?
3rd Law
What are the three things that are different about an Electromagnet than a permanent magnet.
Can make Stronger or Weaker, Turn on or off, and Switch Poles
Explain how melanin protects your skin from the sun.
Absorbs UV radiation which protects your DNA in your skin cells.