Show:
Water Cycle & Weather
Changes to Earth Surface
Minerals & Rocks
Sound & Light
Electricity
100
What is the amount of water vapor in the air called?
Humidity
100
plains, plateaus, peninsulas, valleys, and canyons are example of this.....
Landforms
100
Name three of the five properties a scientist would test to identify a mineral
color, luster, hardness, streak, and cleavage
100
How are sounds made?
When something vibrates
100
What atomic particle moves to produce electrical energy?
Electrons
200
Name the process of liquid water changing into water vapor?
evaporation
200
Name the process by which rock slowly breaks into smaller pieces....
Weathering
200
This property is how a mineral's surface reflects light
Luster
200
What provides Earth with a constant supply of heat and energy?
The Sun
200
What type of electricity occurs when there is a build up of charges on an object?
Static electricity
300
What tool is used to measure the air pressure?
Barometer
300
Name the 2 types of Weathering
Physical and Chemical Weathering
300
This property tells scientists how easily a mineral can be scratched
Hardness
300
What is the term for how high or low a sound seems?
Pitch
300
What is created by coiling wire around a piece of iron and running electricity through the wire?
Electromagnet
400
Name the process when water vapor (gas) becomes a liquid
Condensation
400
Name two natural occurances that can cause a rapid change to the Earth's surface
earthquake and volcano
400
What type of rock forms when layers of sediment particles harden
Sedimentary Rock
400
Light energy travels in waves. Name the only two types of waves our eyes can see
wavelengths and fequencies
400
Name four different types of energy that electricity can change into
light, mechanical, heat, and sound
500
Approximately how much of the Earth's surface is covered with water?
3/4
500
name three out of four things that can cause erosion
water, ice, gravitiy, and wind
500
Name the type of rock that has changed as a result of heat and pressure
Metamorphic Rock
500
What color objects reflect color fequencies, and what color objects absorb color frequencies
reflect - white absorb - black
500
Which type of circuit would you find in your home?
Parallel Circuit