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Quiz
(Copy) - Midterm Study Guide
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1. What is an underground area of soil, sand, or rock that is saturated with water called?
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A) an inlet
B) an aquifer
C) runoff
D) sediment
Explanation:
2. Tallgrass prairies have fertile soil. What does this mean?
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A) The soil is very dry and cannot support a lot of plant growth.
B) The soil is very shallow and erodes very quickly with rain or wind.
C) The soil has a lot of nutrients and is good for plants to grow in.
D) The soil is very rocky and only plants will tiny roots can grow in it.
Explanation:
3. Which organism contributes to the recycling of soil?
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A) ant
B) termite
C) earthworm
D) mole
Explanation:
4. Below the Earth's surface, rock can be heated to its melting point. Some of the molten rock can
escape and be stored within a volcano in a _____.
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A) lava tube
B) magma chamber
C) cinder cone
D) crater lake
Explanation:
5. In Hawaii, liquid lava flows down gentle slopes. This kind of volcano is called a _____.
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A) cinder cone
B) composite cone
C) shield volcano
D) thrust fault
Explanation:
6. Mt. St. Helens in Washington has layers of lava, ash, and rock in its sides. This kind of volcano is
called a _____.
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A) cinder cone
B) thrust fault
C) shield volcano
D) composite cone
Explanation:
7. Which of the following volcanoes probably has the most violent eruptions?
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A) a volcano along a divergent plate boundary
B) a volcano that has very viscous magma
C) a hotspot volcano
D) a volcano that erupts basalt lava
Explanation:
8. Which region is known for its volcanoes?
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A) Mountain West
B) Pacific West
C) Midwest and Great Plains
D) New England
Explanation:
9. The most dangerous volcanoes are _____.
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A) shield volcanoes
B) cinder cone volcanoes
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C) composite volcanoes
D) undersea volcanoes
Explanation:
10. How many phases of matter are there?
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A) one
B) ten
C) three
D) five
Explanation:
11. What is all matter made of?
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A) atoms
B) gas
C) liquid
D) air
Explanation:
12. The flow of heat from matter at _____ to matter at a lower temperature is described by the second
law of thermodynamics.
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A) high temperature
B) high heat content
C) low heat content
D) low temperature
Explanation:
13. In which state of matter are the particles most tightly packed?
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A) liquid
B) solid
C) gas
D) plasma
Explanation:
14. In which three forms can matter be found?
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A) loud, soft, low
B) hard, soft, rough
C) solid, liquid, gas
D) hot, warm, cold
Explanation:
15. Matter exists in a _____ state only at very high temperatures.
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A) true solid
B) chemical
C) plasma
D) physical
Explanation:
16. Which state of matter has a definite volume but no definite shape?
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A) solid
B) plasma
C) liquid
D) gas
Explanation:
17. Everything around us is made of matter.
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A) false
B) true
Explanation:
18. The amount of space that matter takes up is called_____.
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A) length
B) height
C) volume
D) weight
Explanation:
19. When matter changes phases _______.
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A) it never loses or gains heat energy
B) it can either lose or gain heat energy
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C) it always gains heat energy
D) it always loses heat energy
Explanation:
20. Air is matter.
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A) true
B) false
Explanation:
21. What is matter?
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A) something that can’t be seen
B) something that is hard
C) something that causes chemical reactions
D) something that has mass or takes up space
Explanation:
22. The smallest piece of matter that cannot be broken down is called _____.
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A) an atom
B) a pure substance
C) a compound
D) a chemical formula
Explanation:
23. A balloon has a round shape. The shape of an object is a characteristic of matter called _____.
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A) a physical property
B) mass
C) volume
D) a chemical property
Explanation:
24. The change in matter in which chemical bonds are broken, rearranged, and reformed is called a
_____.
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A) chemical formula
B) chemical reaction
C) chemical equation
D) chemical compound
Explanation:
25. The speed of sound is greater than the speed of light.
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A) true
B) false
Explanation:
26. Refracted light rays _____.
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A) are reflected from an object at a variety of angles
B) are absorbed by an object
C) bounce off a medium
D) are bent as they pass into a different medium
Explanation:
27. How many colors is white light made of?
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A) seven
B) five
C) three
D) twelve
Explanation:
28. Light bouncing off a mirror is an example of _____.
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A) refraction
B) translucence
C) reflection
D) absorption
Explanation:
29. When light is refracted, there is a change in the direction of the wave because _____.
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A) the light is luminescent
B) there is a change in the focal point
C) the light is out of focus
D) there is a change in the medium
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Explanation:
30. If an object absorbs all light, it will appear _____.
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A) invisible
B) white
C) black
D) shiny
Explanation:
31. What does the pupil do in bright light?
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A) The pupil becomes smaller.
B) The pupil reflects the light.
C) The pupil bends the light.
D) The pupil changes color.
Explanation:
32. Which reflects light the BEST?
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A) a window
B) a mirror
C) a light bulb
D) the dark
Explanation:
33. Light enters the eye through the _____.
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A) retina
B) glands
C) iris
D) cornea
Explanation:
34. How does sound travel through the air to your ear?
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A) in the gaps in the air
B) as a sound wave
C) from one molecule of air to another
D) as a decibel
Explanation:
35. The ear is composed of three main parts. Which is NOT a part of the ear?
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A) front ear
B) inner ear
C) middle ear
D) outer ear
Explanation:
36. What happens when sound waves bounce and return to your ear?
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A) They increase the volume of noise.
B) They make echoes.
C) They can hurt your ear drums.
D) They make a high pitched sound.
Explanation:
37. The primary function of the outer ear is to _____.
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A) gather sound from the area
B) protect the internal ear from infection
C) keep dust and dirt from entering the ear
D) help the person keep balanced
Explanation:
38. Which part of the ear vibrates like a musical instrument when sound hits it?
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A) ear tube
B) outer ear
C) ear lobe
D) ear drum
Explanation:
39. Sound vibrations are normally transmitted from the inner ear to the _____.
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A) auditory cortex
B) middle ear
C) outer ear
D) amygdala
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Explanation:
40. Which part of the ear detects sound waves?
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A) the eardrum
B) the inner ear
C) the outer ear
D) the hammer
Explanation:
41. Which part of your ear is shaped like a snail shell?
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A) ear drum
B) hammer
C) cochlea
D) stirrup
Explanation:
42. Why are ear drums important?
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A) They help people see .
B) They help people talk.
C) They help people hear.
D) They help people make noise.
Explanation:
43. Which is the best choice to use when cleaning your ears?
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A) a spoon
B) a crayon
C) a pencil
D) a washcloth
Explanation:
44. Of all the forces of erosion, which causes the most erosion?
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A) wind
B) ice
C) plants
D) water
Explanation:
45. What cause(s) erosion?
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A) increasing animal populations
B) earthquakes and volcanoes
C) water and wind
D) exposure to the sun
Explanation:
46. What is erosion?
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A) The wearing away of the Earth’s surface by water, wind, and glaciers.
B) The discovery of prehistoric remains of plants, animals, and climates.
C) The eruption of volcanoes to form new land masses.
D) The formation of mountains when two tectonic plates collide.
Explanation:
47. Which of the following is the MOST resistant to erosion?
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A) sandstone
B) shale
C) sediment
D) dolomite
Explanation:
48. How do glaciers contribute to erosion?
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A) by scraping sediment from the ground beneath them
B) by creating strong winds across their surface
C) by damming rivers and streams
D) by dissolving compounds from rocks
Explanation:
49. What is the first step in the scientific method?
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A) analyze results
B) ask a question
C) design an experiment
D) form a hypothesis
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Explanation:
50. Why is the scientific method important?
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A) It is a procedure that only trained scientists can follow.
B) It is a procedure that applies to few scientific experiments.
C) It is a procedure that changes with each experiment.
D) It is a procedure that allows anyone to test another person’s experimental results.
Explanation:
51. What is the preferred method for determining clay content of a soil sample?
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A) Ribbon Test
B) Sand Castle Test
C) Clay Test
D) Erosion Test
Explanation: Think about the technique we used with the playdough and when we went outside.