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6th Grade Science Review

Total questions: 100

Worksheet time: 50mins

Name
Class
Date
1.

A large space rock that orbits the sun is called a ________.

a)

Asteroid

b)

Comet

c)

Meteor

d)

Planet

2.

An area between Mars and Jupiter where most of the asteroids in our solar system are found orbiting the sun is called the ________.

a)

Asteroid Belt

b)

Kuiper Belt

c)

Oort Cloud

d)

Van Allen Belt

3.

The mixture of gasses around a planet that allows us to have liquid water on the planet’s surface and protects us from the sun’s rays and meteors is called the ________.

a)

Atmosphere

b)

Lithosphere

c)

Hydrosphere

d)

Biosphere

4.

The angle between a planet’s rotational axis and its orbital axis is called ________.

a)

Axial Tilt

b)

Orbital Period

c)

Eccentricity

d)

Escape Velocity

5.

An imaginary line that a body, such as a planet, rotates around is called the ________.

a)

Axis

b)

Orbit

c)

Equator

d)

Meridian

6.

A special quality or feature that makes a person, place, or thing different from others is called a ________.

a)

Characteristic

b)

Location

c)

Event

d)

Habit

7.

A mountain-size chunk of ice and dust that orbits the sun is called a ________.

a)

Comet

b)

Asteroid

c)

Meteor

d)

Planet

8.

A straight line passing from one side of a circle or sphere to the other side, passing through the center, is called the ________.

a)

Diameter

b)

Radius

c)

Chord

d)

Tangent

9.

A celestial body that orbits the sun, has enough mass to have a nearly round shape, but has not cleared the neighborhood around its orbit is called a ________.

a)

Dwarf Planet

b)

Asteroid

c)

Comet

d)

Meteor

10.

The third planet from the sun, known as an inner planet and a terrestrial planet, is called ________.

a)

Earth

b)

Mars

c)

Venus

d)

Mercury

11.

A series of steps engineering teams use to design a solution to a problem is called the ________.

a)

Engineering Design Process

b)

Scientific Method

c)

Trial and Error

d)

Brainstorming Session

12.

The phase of the moon where the right half of the moon facing us is lit is called the ________.

a)

First Quarter Moon

b)

Full Moon

c)

New Moon

d)

Last Quarter Moon

13.

A push or pull acting against an object is called a ________.

a)

Force

b)

Energy

c)

Friction

d)

Weight

14.

The phase of the moon where the face of the moon facing us is completely lit is called the ________.

a)

Full Moon

b)

New Moon

c)

First Quarter

d)

Waning Crescent

15.

A planet composed primarily of gasses such as helium and hydrogen is called a ________.

a)

Gas Giant

b)

Terrestrial Planet

c)

Dwarf Planet

d)

Ice Giant

16.

An attractive force between two objects, determined by their mass and distance apart, is called ________.

a)

Gravity

b)

Friction

c)

Magnetism

d)

Electricity

17.

Fill in the blank: The home or environment of an animal, plant, or other organism is called _______.

a)

Habitat

b)

Climate

c)

Niche

d)

Territory

18.

Fill in the blank: An environment is _______ if it is able to support life.

a)

habitable

b)

arid

c)

toxic

d)

sterile

19.

Fill in the blank: To make something bright by shining a light on it is to _______.

a)

illuminate

b)

diminish

c)

obscure

d)

darken

e)

conceal

20.

Which of the following is NOT an inner planet?

a)

A) Mercury

b)

B) Venus

c)

C) Earth

d)

D) Jupiter

21.

Fill in the blank: A particular way in which objects in the solar system affect one another is called _______.

a)

interaction

b)

rotation

c)

illumination

d)

reflection

22.

Fill in the blank: The fifth planet from the sun, known as an outer planet and a gas giant, is _______.

a)

Jupiter

b)

Mars

c)

Venus

d)

Mercury

23.

Fill in the blank: A doughnut-shaped region of icy objects beyond the orbit of Neptune is called the _______.

a)

Kuiper Belt

b)

Asteroid Belt

c)

Oort Cloud

d)

Van Allen Belt

24.

Fill in the blank: The phase of the moon where the left half of the moon facing us is lit is called _______.

a)

Last Quarter Moon

b)

First Quarter Moon

c)

New Moon

d)

Full Moon

25.

Fill in the blank: The adjective used to describe something that is related to the moon is _______.

a)

lunar

b)

solar

c)

stellar

d)

martian

26.

Fill in the blank: One of the three states of matter, which flows freely and does not have a definite shape but does have a definite volume, is called a _______.

a)

liquid

b)

solid

c)

gas

d)

plasma

27.

Fill in the blank: The area around a magnet in which a magnetic force is active is called a _______.

a)

magnetic field

b)

electric circuit

c)

gravitational pull

d)

thermal zone

28.

Fill in the blank: The fourth planet from the sun, known as an inner planet and a terrestrial planet, is _______.

a)

Mars

b)

Venus

c)

Jupiter

d)

Mercury

29.

Fill in the blank: The closest planet to the sun, known as an inner planet and a terrestrial planet, is _______.

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

30.

Fill in the blank: A streak of light made by a burning meteoroid in Earth's atmosphere is called a _______.

a)

meteor

b)

comet

c)

asteroid

d)

planet

31.

Fill in the blank: The natural satellite of Earth, visible by reflected light from the sun, is called the _______.

a)

moon

b)

star

c)

comet

d)

planet

32.

Fill in the blank: The shape of the sunlit portion of the moon as seen by an observer on Earth is called _______.

a)

moon phases

b)

solar eclipse

c)

lunar eclipse

d)

constellations

33.

Fill in the blank: A physical, mathematical, or conceptual representation of an idea, event, or process is called a _______.

a)

model

b)

theory

c)

law

d)

hypothesis

34.

Fill in the blank: The eighth, and furthest, planet from the sun, known as an outer planet and a gas giant, is _______.

a)

Neptune

b)

Jupiter

c)

Saturn

d)

Uranus

35.

Fill in the blank: The phase of the moon where the side of the moon facing us is not lit is called _______.

a)

new moon

b)

full moon

c)

first quarter

d)

waxing gibbous

36.

Fill in the blank: The regular, repeating path that one object in space takes around another is called an _______.

a)

orbit

b)

axis

c)

rotation

d)

eclipse

37.

Which of the following is NOT an outer planet?

a)

Jupiter

b)

Saturn

c)

Mars

d)

Neptune

38.

What is the name of this dwarf planet?

a)

Pluto

b)

Ceres

c)

Haumea

d)

Eris

39.

Huge areas of frozen water at our North and South poles are called ________. It is believed that these ice caps reflect some of the sun’s energy back into space, thus keeping Earth cool enough for life.

a)

Polar Ice Caps

b)

Deserts

c)

Rainforests

d)

Mountains

40.

What does 'Relative' mean?

a)

To compare two or more things.

b)

To measure distance only.

c)

To describe something as absolute.

d)

To define something as permanent.

41.

A planet’s motion as it moves around the sun is called a ________. One complete ________ of Earth takes about one year.

a)

Revolution

b)

Rotation

c)

Orbit

d)

Spin

42.

A planet composed primarily of rocks and metals is called a ________ planet. The four inner planets are examples of this type of planet.

a)

Rocky Planet

b)

Gas Giant

c)

Ice Giant

d)

Dwarf Planet

43.

The spinning of a planet or moon on its axis is called ________. One complete ________ of Earth takes about 24 hours.

a)

Rotation

b)

Revolution

c)

Orbit

d)

Translation

44.

The sixth planet from the sun is known as an outer planet and is a gas giant. What is the name of this planet?

a)

Saturn

b)

Mercury

c)

Venus

d)

Mars

45.

An exact copy of an object, system, or event that has been made larger or smaller than the original is called a ________.

a)

Scale Model

b)

Blueprint

c)

Diagram

d)

Prototype

46.

A phenomenon in an observable event that occurs in a natural or designed system is called a ________ phenomenon.

a)

Scientific

b)

Magical

c)

Imaginary

d)

Fictional

47.

One of the four divisions of the year marked by the amount of sunlight and intensity of sunlight received by any part of Earth resulting in specific weather patterns and temperatures is called a ________.

a)

Season

b)

Continent

c)

Hemisphere

d)

Eclipse

48.

The solar system is the sun, the eight planets and their moons, and all other bodies that orbit the sun such as dwarf planets, meteors, asteroids, and comets. What is this system called?

a)

Solar System

b)

Milky Way

c)

Galaxy Cluster

d)

Andromeda

49.

Our star at the center of the solar system is called the ________. The Earth, other planets, and solar system bodies revolve or orbit around it.

a)

Sun

b)

Moon

c)

Jupiter

d)

Venus

50.

When an improvement in technology allows us to understand something at a deeper level than before, it is called ________ advancement.

a)

Technological

b)

Cultural

c)

Biological

d)

Historical

51.

A tool that astronomers use to see faraway objects, using mirrors and lenses to gather and focus light, is called a ________.

a)

Telescope

b)

Microscope

c)

Periscope

d)

Binoculars

52.

A planet composed primarily of rocks and metals is called a ________ planet. The four inner planets are ________ planets.

a)

Terrestrial

b)

Gas giant

c)

Ice giant

d)

Dwarf

53.

The regular rise and fall of coastal water levels caused by gravitational forces of the moon and sun are called ________.

a)

Tides

b)

Currents

c)

Waves

d)

Ripples

54.

The seventh planet from the sun is known as an outer planet and is a gas giant. What is the name of this planet?

a)

Uranus

b)

Jupiter

c)

Mars

d)

Venus

55.

The second planet from the sun is known as an inner planet and a terrestrial planet. What is the name of this planet?

a)

Venus

b)

Mars

c)

Jupiter

d)

Mercury

56.

The lit portion of the moon we see is a crescent shape. The moon is becoming less illuminated in this phase. This phase is called ________.

a)

Waning Crescent

b)

Waxing Crescent

c)

Full Moon

d)

First Quarter

57.

Fill in the blank: The lit portion of the moon we see is a gibbous shape. The moon is becoming less illuminated in this phase. This phase is called ________.

a)

Waning Gibbous

b)

Waxing Crescent

c)

New Moon

d)

First Quarter

58.

Fill in the blank: The lit portion of the moon we see is a crescent shape. The moon is becoming more illuminated in this phase. This phase is called ________.

a)

Waxing Crescent

b)

Waning Crescent

c)

Full Moon

d)

New Moon

59.

Fill in the blank: The lit portion of the moon we see is a gibbous shape. The moon is becoming more illuminated in this phase. This phase is called ________.

a)

Waxing Gibbous

b)

Waning Crescent

c)

New Moon

d)

Full Moon

60.

Fill in the blank: The process when one thing becomes part of another thing is called ________.

a)

Absorption

b)

Evaporation

c)

Condensation

d)

Diffusion

61.

Fill in the blank: A large “bubble” of air that has about the same temperature and humidity throughout it is called ________.

a)

Air Mass

b)

Jet Stream

c)

Front

d)

Cyclone

62.

Fill in the blank: The weight of the air pushing on everything around it is called ________.

a)

Air Pressure

b)

Gravity

c)

Humidity

d)

Temperature

63.

Fill in the blank: The height above sea level is called ________.

a)

Altitude

b)

Latitude

c)

Longitude

d)

Depth

64.

Fill in the blank: The air pressure that surrounds earth is called the ________.

a)

Atmosphere

b)

Stratosphere

c)

Hydrosphere

d)

Lithosphere

65.

A weather instrument that measures air pressure is called a ________.

a)

Barometer

b)

Thermometer

c)

Anemometer

d)

Hygrometer

66.

A gas made up of one carbon atom and two oxygen atoms is called ________.

a)

Carbon Dioxide (CO₂)

b)

Carbon Monoxide (CO)

c)

Methane (CH₄)

d)

Ozone (O₃)

67.

Fill in the blank: The general weather of an area over a long period of time is called ________.

a)

Climate

b)

Temperature

c)

Rainfall

d)

Humidity

68.

The leading edge of a moving mass of cooler air that pushes under a mass of warm air is called a ________.

a)

Cold Front

b)

Warm Front

c)

Occluded Front

d)

Stationary Front

69.

Fill in the blank: The transfer of heat energy or electricity between objects due to direct contact between the atoms in those objects is called ________.

a)

Conduction

b)

Radiation

c)

Evaporation

d)

Insulation

70.

Fill in the blank: The transfer of heat from one place to another by the motion of material such as air, water, or molten rock is called ________.

a)

Convection Current

b)

Radiation

c)

Conduction

d)

Evaporation

71.

Fill in the blank: A period of time with abnormally low rainfall is called a ________.

a)

Drought

b)

Flood

c)

Hurricane

d)

Tornado

72.

The balance between the Earth energy receives from the sun and energy Earth radiates back into outer space is called ________.

a)

Earth’s Energy Budget

b)

Greenhouse Effect

c)

Photosynthesis

d)

Global Warming

73.

Fill in the blank: The release or discharge of something, especially gas or radiation, is called ________.

a)

Emission

b)

Absorption

c)

Reflection

d)

Diffusion

74.

The transition zone between two air masses at the earth’s surface is called a ________.

a)

Front

b)

Isobar

c)

Thermocline

d)

Jet stream

75.

Fill in the blank: The process of Earth's atmosphere trapping heat near Earth's surface is called _________

a)

Greenhouse Effect

b)

Photosynthesis

c)

Condensation

d)

Evaporation

76.

Fill in the blank: Gasses in Earth's atmosphere that trap the sun's heat are called _________.

a)

Greenhouse Gasses

b)

Noble Gasses

c)

Inert Gasses

d)

Trace Gasses

77.

Fill in the blank: Places where the atmospheric pressure is higher than the surrounding area are called a _________

a)

High Pressure System

b)

Low Pressure System

c)

Cyclone

d)

Trough

78.

Fill in the blank: The amount of water vapor present in the air is called _________.

a)

Humidity

b)

Precipitation

c)

Condensation

d)

Evaporation

79.

Fill in the blank: A very large and violent tropical storm with sustained winds of at least 74 miles per hour is called a _________.

a)

Hurricane

b)

Tornado

c)

Blizzard

d)

Earthquake

80.

Fill in the blank: A type of electromagnetic radiation (invisible energy from the sun that transfers heat) is called _________.

a)

Infrared Radiation

b)

Ultraviolet Light

c)

Gamma Rays

d)

X-rays

81.

Fill in the blank: Places where the atmospheric pressure is lower than the surrounding area are called a _________.

a)

Low Pressure System

b)

High Pressure System

c)

Isobaric Zone

d)

Pressure Ridge

82.

Fill in the blank: The third layer from Earth's crust in the atmosphere, where temperature decreases with altitude and is the coldest layer, is called the _________.

a)

Mesosphere

b)

Stratosphere

c)

Thermosphere

d)

Exosphere

83.

Fill in the blank: A layer in Earth's atmosphere at an altitude of about 6.2 miles containing a high concentration of ozone is called the _________

a)

Ozone Layer

b)

Troposphere

c)

Ionosphere

d)

Mesosphere

84.

Fill in the blank: A consistent, recurring characteristic or trait that helps in the identification of a phenomenon and serves as an indicator for predicting future behavior or events is called a _________.

a)

Pattern

b)

Coincidence

c)

Anomaly

d)

Guess

e)

Variable

85.

Fill in the blank: Water that falls to Earth's surface as rain, snow, sleet, or hail is called _________.

a)

Precipitation

b)

Evaporation

c)

Condensation

d)

Transpiration

86.

Fill in the blank: The movement of energy through space as waves is called _________.

a)

Radiation

b)

Conduction

c)

Convection

d)

Absorption

87.

Fill in the blank: The bouncing back of light rays from a surface is called _________.

a)

Reflection

b)

Refraction

c)

Absorption

d)

Diffusion

88.

Fill in the blank: Energy from sunlight is called _________.

a)

Solar Energy

b)

Wind Energy

c)

Geothermal Energy

d)

Hydroelectric Energy

89.

Fill in the blank: The second layer from Earth's crust in the atmosphere, where temperature increases with altitude and planes fly in the lower part, is called the _________.

a)

Stratosphere

b)

Troposphere

c)

Mesosphere

d)

Exosphere

90.

Fill in the blank: The degree or intensity of heat present in a substance or object is called _________.

a)

Temperature

b)

Pressure

c)

Volume

d)

Density

91.

Fill in the blank: The energy of moving particles in a substance is called _________

a)

Thermal Energy

b)

Potential Energy

c)

Chemical Energy

d)

Electrical Energy

92.

Fill in the blank: The fourth layer from the Earth's crust in the atmosphere, which is the hottest layer and where satellites are found, is called the _________.

a)

Thermosphere

b)

Troposphere

c)

Stratosphere

d)

Mesosphere

93.

Fill in the blank: A storm with lightning, thunder, rain, and sometimes hail is called a _________.

a)

Thunderstorm

b)

Hurricane

c)

Tornado

d)

Blizzard

94.

What is the term for a violently rotating column of air touching the ground, usually attached to the base of a thunderstorm?

a)

Tornado

b)

Hurricane

c)

Cyclone

d)

Typhoon

95.

What is the layer closest to the Earth's crust in the atmosphere, where virtually all weather takes place and temperature decreases as altitude increases?

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Thermosphere

96.

What is a type of electromagnetic radiation; energy from the sun that can cause damage to living tissue?

a)

Ultraviolet Radiation

b)

Infrared Radiation

c)

Visible Light

d)

Microwave Radiation

97.

What is the leading edge of a moving mass of warmer air that pushes into a cooler mass of air called?

a)

Warm Front

b)

Cold Front

c)

Occluded Front

d)

Stationary Front

98.

What is the condition of the atmosphere at a place for a short period of time called?

a)

Weather

b)

Climate

c)

Season

d)

Temperature

99.

What is a map showing weather conditions over an area called?

a)

Weather Map

b)

Political Map

c)

Road Map

d)

Population Map

100.

What is the rate at which air is moving past a given point, commonly measured in miles per hour (mph) or kilometers per hour (km/h)?

a)

Wind Speed

b)

Air Pressure

c)

Humidity

d)

Temperature