weather & water cycle
solar system
light
sound
simple machines
100
What are the 3 states of matter?
1.liquid 2.gas 3.solid
100
Name all the planets in order.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.
100
What happens if light hits an object.
Absorbs, reflects, refracts.
100
What is pitch?
How high or low a sound is.
100
What are all the simple machines?
Lever, pulley, wedge, inclined plane, screw, and wheel and axel.
200
What is the order of the water cycle?
Evaporation, Condensation, Precipitation, Accumulation.
200
What divides the inner planets from the outer planets
The astroid belt.
200
What are the two types of lenses.
Concave and convex
200
Sound is a form of energy produced by .
vibrations
200
What is a lever balanced on?
A fulcrum.
300
What happens before evaporation?
The water turns to water vapor.
300
How many stars are in our solar system?
One (our sun).
300
What is thiner at the sides and thicker in the middle.
Convex lense.
300
is back and forth motion.
Vibration
300
__________is the use of force to to move a object from one place to another.
Work
400
Define weather.
The condition of the atmosphere at a certain time or place.
400
Why is earth different from other planets.
It has water.
400
_______ is a form of energy that travels in waves.
Light
400
The of a sound is how loud it is.
volume
400
What does a wheel and axel have to do to be a simple machine.
Turn together.
500
What is the place where two air masses meet?
A front.
500
A round object in the sky.
A star.
500
why can you see an arch of colors in the sky on a rainy day
raindrops act like prisms
500
What produces sound?
Causing an object to vibrate.
500
A screw is _______________________________.
an inclined plane with thread wrapped around it
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