Physical Properties
What are the three states of matter?
Solid, liquid, gas
What are the five forms of energy we talked about? (Hint: MELTS)
Mechanical
Electrical
Light
Thermal
Sound
All circuits need wires, a device, and what else?
a battery/energy source
Earth spinning on its axis is called...
Rotation
Light bouncing off a smooth & shiny surface is called..
Reflection
Metals are good...
conductors or insulators?
Conductors
A candle burns. Name at least one form of energy it gives off.
Light energy
Thermal energy
If a circuit is OPEN, will the circuit work?
open circuits do not allow the electricity to flow
Earth's rotation causes...
Name at least one.
Day & Night
Sun appear to move across the sky
Shadows to change
Sunrise & Sunset
Light going through a different material and appearing to bend is called...
Refraction
_____________ is the ability to dissolve in a liquid.
Solubility
List two things that give off sound energy.
answers may vary.
ex: alarm going off, phone ringing, listening to music, dog barking, people talking
If a switch is up, then the circuit is...
open or closed?
Open
How long does it take Earth to complete ONE rotation?
24 hours or 1 day
What are the three fossil fuel types?
Coal, Oil, Gas
There is a mixture of steel paper clips and plastic paper clips. How can you separate them?
Use a magnet to attract all the steel paper clips
I plug my toaster in.
What form of energy is going INTO the toaster.
Electrical energy
Draw a series circuit with two light bulbs.
Should have a battery, wires, and two lightbulbs on the same path/wire.
Everything should be connected on each end.
The sun appears to move from __________ to ________.
East to west
Here are the steps to forming fossil fuels. What step is missing?
1. Millions of years ago, ancient plants and animals die.
2. Dead organisms sink to the bottom of oceans and swamp.
3. __________________________________
4. Heat and pressure is applied which turns the dead organisms into coal, oil, or gas.
3. Organisms are buried under sand, sediments, rocks, etc
Which of these do not belong? Why does it not belong?
Sugar
Vegetable oil
Drink mix (like kool-aid)
Lemon juice
Vegetable oil
This is NOT soluble in water
Identify the energy going INTO a blender. (energy input)
Identify the energy coming OUT of a blender. (energy output)
Input: Electrical energy
Output: Mechanical energy, Sound energy
Draw a parallel circuit with two light bulbs.
A battery and two lightbulbs connected on each end with wires.
The light bulbs are on two different wires/paths.
The sun is highest at __________ and lowest at __________ and _________.
(Give times)
Highest at noon(12 pm)
Lowest in the morning (6 am) and evening (6 pm)
List all the planets in order from closest to the sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune