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6th Grade Science: Observing God's World > 6th Grade Science Test 11 > Flashcards

6th Grade Science Test 11 Flashcards

1
Q

a tiny group of two or more atoms that are bonded tightly together

A

molecule

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2
Q

a substance composed of only one atom

A

element

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3
Q

substances that are composed of more than one type of atom bonded together

A

compounds

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4
Q

anything that takes up space and has mass

A

matter

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5
Q

the amount of matter in one unit of volume

A

density

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6
Q

the speediest planet

A

mercury

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7
Q

often called the morning star

A

Venus

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8
Q

the planet whose largest moon is Ganymede

A

Jupiter

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9
Q

best known for its rings

A

Saturn

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10
Q

discovered by the Herschels

A

Uranus

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11
Q

a measure of the pull of gravity on an object

A

weight

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12
Q

the amount of matter that makes up an object

A

mass

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13
Q

the metric unit used to measure an object’s mass

A

gram

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14
Q

the tiny particles that all matter is composed of

A

atoms

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15
Q

the name given to the number of protons in an element

A

atomic number

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16
Q

positive particles found in the nucleus

A

protons

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17
Q

negative particles found in an atom

A

electrons

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18
Q

lacking an electrical charge

A

netural

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19
Q

formed by electrons that are in orbit at about the same distance from the nucleus

A

shell

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20
Q

the chemical reaction that occurs when a substance reacts rapidly with oxygen

A

combustion

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21
Q

the first man to set foot on the moon

A

Neil Armstrong

22
Q

the man who discovered that white light is a combination of many colors

A

Sir Isaac Newton

23
Q

the first man to travel in space

A

Yuri Gagarin

24
Q

the first American to orbit the earth

A

John Glenn

25
Q

the man known as the “Father of Modern Rocketry”

A

Robert Goddard

26
Q

a single rise or depression in a wave

A

pulse

27
Q

the bending of any wave direction at the boundary between two wav media

A

refraction

28
Q

an orbit that allows a satellite to remain in the same spot above the earth at all times

A

geostationary

29
Q

a back and forth motion that repeatedly follows the same pattern

A

oscillation

30
Q

the length of one complete wave or cycle of oscillation

A

wavelength

31
Q

large clouds of gas and dust floating in space

A

nebulae

32
Q

the hot center of the sun

A

core

33
Q

the brightest star in the night sky

A

Sirius

34
Q

a star system containing from millions to billions of stars

A

galaxy

35
Q

the hottest region of the sun’s atmosphere

A

corona

36
Q

found in the constellation Ursa Minor, the North Star is also known as

A

Polaris

37
Q

volcano formed by alternating layers of tephra and lava. Mt. St. Helens is an example

A

composite volcano

38
Q

volcano formed from large amounts of very fluid lava that built up gradually. The Hawaiian Islands were formed but his type of volcano.

A

shield volcano

39
Q

volcano formed by eruptions of mostly tephra and very little lava. Paricutin is an example.

A

cinder cone volcano

40
Q

a scientist who studies the structure of the earth

A

geologist

41
Q

any trembling or shaking of the earth’s crust

A

earthquake

42
Q

magma that has reached the earth’s surface

A

lava

43
Q

rock that is formed by sand and mineral particles pressed together

A

sedimentary rock

44
Q

rock that has been changed by heat or pressure into a new kind of rock

A

metamorphic rock

45
Q

the process of arranging animals or other things into groups according to their similarities

A

classification

46
Q

all insects have __ distinct body regions

A

three

47
Q

the ability of a crustacean to grow back lost body parts

A

regeneration

48
Q

animals that have jointed appendages, segmented bodies, and external skeletons

A

crustaceans

49
Q

spiders belong to a different class than insects and are known as

A

arachnids

50
Q

Be able to identify the five main parts of a flower on a diagram.

A 
ovule
sepal
pistil
stamen
petal

6th Grade Science: Observing God's World (11 decks)

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