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- 1. Multiple Choice
Which of Earth's layers is found at the center, is the hottest layer, and is made of solid metal?crustmantleinner coreouter core - 2. Multiple ChoiceWhat is the thickest, middle layer of the Earth called?crustmantleouter coreinner core
- 3. Multiple ChoiceWhat is the thinnest, outermost layer of Earth called?crustmantleouter coreinner core
- 4. Multiple ChoiceAn opening in Earth's crust through which lava flows is called ...an earthquakethe mantlea volcanoa mountain
- 5. Multiple ChoiceThe process that carries sediment away from one place to another is called...erosionweatheringwaterfalllandslide
- 6. Multiple Choice
Hot, melted rock from under the Earth’s crust.
volcano
lava
tornado
crust
- 7. Multiple ChoiceWhy are fossil fuels used to run most power plantsThey produce relatively little pollution.Thy burn easily and produce a lot of heat.They are easily renewable resourcesTheir by products are easily recycled.
- 8. Multiple ChoiceWhen two magnets attract, they ______________push apartchange colorget colderpull together
- 9. Multiple ChoiceMagnets have a north and a south ___________shapecolorpoleregion
- 10. Multiple ChoiceIron, Nickel and cobalt are all __________________ materialsShinypolesmagneticcold
- 11. Multiple ChoiceWhere is the strongest attraction force of the magnet?at the polesin the middleabove the magnetbelow the magnet
- 12. Multiple ChoiceTrue or False: All metals are attracted to magnet.TrueFalse
- 13. Multiple ChoiceThe space around a magnet where the force of a magnet can attract best is called__________magnetismbar magnethorseshoe magnetmagnetic field
- 14. Multiple Choice
The magnetic ____________ around a bar magnet is shown above.
legs
flowers
field
direction
- 15. Multiple Choice
Every magnet has both a _________ pole and a __________ pole.
North, South
East, West
Positive, Negative
Positive, South
- 16. Multiple ChoiceThe more_______ a sound has, the greater its _________ is.pitch, volumeenergy, soundfrequency, vibrationenergy, volume
- 17. Multiple Choice_________ is a form of energy that travels through the air.soundvolumeenergywave
- 18. Multiple ChoiceSound travels through the air as waves.TrueFalse
- 19. Multiple ChoiceA sound that bounces off a surface is called an ________.loud soundechorepeatquiet sound
- 20. Multiple ChoiceMatter that carries sound waves is called a _________lowhighmediumsurface
- 21. Multiple Choicethe number of vibrations per secondvibrationvolumepitchfrequency
- 22. Multiple ChoiceA back and forth movement of mattervolumevibrationpitchfrequency
- 23. Multiple Choice
It is ............
sunny
foggy
snowy
rainy
- 24. Multiple Choice
Which climate zone gets the least sunlight and is the coldest?
tropical
temperate
polar
- 25. Multiple Choice
When spilled water seems to disappear, it actually just ________.
evaporated
dissolved
turned into precipitation
condensed
- 26. Multiple ChoiceWhat is happening at B?EvaporationCondensationPrecipitationCollection
- 27. Multiple Choice
What are clouds made from?
dust
water droplets
air
cotton
- 28. Multiple ChoiceMore clouds can form in ______ air.humiddry
- 29. Multiple Choice________ covers large areas and long periods of time.WeatherClimate
- 30. Multiple ChoiceFog is simply a ______ that has formed close to the ground.rain stormdewfrostcloud
- Answer choicesTagsAnswer choicesTags