Quiz about Science Review

Question 1

Which is the best example of the transfer of heat by radiation?

Accepted Answer

a lightbulb glowing

Answer

water boiling

Answer

ice melting

Answer

hot air balloon rising

Question 2

Which is most responsible for the uneven heating of the air in the atmosphere?

Accepted Answer

convection

Answer

radiation

Answer

conduction

Answer

condensation

Question 3

A student used a candle to heat a metal rod. Which should he do to prevent burning his hand?

Accepted Answer

cover the end of the rod with a rubber handle

Answer

cover the end of the rod with aluminum foil

Answer

freeze the tip first, then heat the rod

Answer

freeze the end first, then heat the rod

Question 4

A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?

Accepted Answer

conduction

Answer

combustion

Answer

convection

Answer

radiation

Question 5

Students observed a piece of iron change from shiny to rusty. What caused this change?

Accepted Answer

a chemical reaction

Answer

a heat reaction

Answer

a cold reaction

Answer

a physical reaction

Question 6

Which is the best example of a new substance forming?

Accepted Answer

lighting a match

Answer

cutting a piece of paper

Answer

popping a balloon

Answer

hitting a nail with a hammer

Question 7

Stirring a cup of hot tea causes a metal spoon to get warm. Which statement best explains why the spoon gets warm?

Accepted Answer

Heat energy transfers from the hot tea to the spoon.

Answer

Heat energy transfers from the metal spoon to the hot liquid.

Answer

Heat energy transfers from the air to the hot liquid, and then to the spoon

Answer

Heat energy transfers from the hot liquid to the cup, and then to the spoon

Question 8

Which is an example of a different substance being formed?

Accepted Answer

wood burning

Answer

glass breaking

Answer

metal melting

Answer

water freezing

Question 9

If 10 grams of water are added to 5 grams of salt, how much salt water will be made?

Accepted Answer

15 grams

Answer

2 grams

Answer

5 grams

Answer

10 grams

Question 10

What happens to metal railroad tracks during the heat of a summer day?

Accepted Answer

increase in height

Answer

decrease in weight

Answer

increase in weight

Answer

decrease in height

Question 11

Which process best explains why water cycles from the ocean at point Y to the clouds at Point X?

Accepted Answer

evaporation

Answer

condensation

Answer

runoff

Answer

transpiration

Question 12

Which process allows green plants to control the amount of water stored in their leaves?

Accepted Answer

transpiration

Answer

photosynthesis

Answer

condensation

Answer

respiration

Question 13

Which best describes a hurricane?

Accepted Answer

low-pressure weather system

Answer

high-pressure weather system

Answer

a cold front

Answer

a stationary front

Question 14

Which is most responsible for the movement of weather systems across the United States?

Accepted Answer

the prevailing westerlies

Answer

the Gulf Stream

Answer

the southeast trade winds

Answer

the jet stream

Question 15

Which best describes how the Gulf Stream affects the areas along the coast of North Carolina?

Accepted Answer

It causes land temperatures along the coast to be milder in the winter.

Answer

It causes winds to move from north to south during the winter.

Answer

It causes winds to move from north to south during the summer.

Answer

It causes land temperatures along the coast to be colder in the winter.

Question 16

Which is most responsible for the changes in seasons?

Accepted Answer

the tilt of the Earth's axis

Answer

the jet stream

Answer

ocean currents

Answer

the distance from Earth to the sun

Question 17

Andy lives in the southern hemisphere. What season does he most likely experience in August?

Accepted Answer

winter

Answer

spring

Answer

summer

Answer

autumn/fall

Question 18

What must occur before clouds can form?

Accepted Answer

Water vapor must lose heat energy.

Answer

Water vapor must get warmer.

Answer

Precipitation must begin to fall and runoff.

Answer

Transpiration must add water vapor to the atmosphere.

Question 19

The sky in their area has mostly cirrus clouds. What are most likely the weather conditions in the area?

Accepted Answer

fair

Answer

cold

Answer

rainy

Answer

windy

Question 20

Which instrument is best used to predict weather changes?

Accepted Answer

barometer

Answer

hygrometer

Answer

anemometer

Answer

thermometer

Question 21

Which tool is used to measure wind speed?

Accepted Answer

anemometer

Answer

thermometer

Answer

wind vane

Answer

barometer

Question 22

Where is a thunderstorm most likely to occur?

Accepted Answer

Warm front in August

Answer

Cold front in August

Answer

Cold front in December

Answer

Warm front in December

Question 23

Which has the greatest effect on wind speed?

Accepted Answer

air pressure

Answer

precipitation

Answer

cloud cover

Answer

wind direction

Question 24

Which best describes the cause of day-to-day weather changes?

Accepted Answer

the rotation of Earth

Answer

the size of Earth

Answer

moving air masses

Answer

action of the winds

Question 25

Which best describes why winds at the beach change direction between day and night?

Accepted Answer

because cool air sinks and stays in place over land

Answer

because the temperatures over land and over water change

Answer

because warm air over land sinks and stays in place over land

Answer

because cool air rises and is replaced by warm air from the ocean

Question 26

Which are low, gray clouds that seem to the blanket the sky?

Accepted Answer

stratus

Answer

cirrus

Answer

cumulus

Answer

cumulonimbus

Question 27

A warm front will be moving into the area in the next 24 hours. Which type of weather will most likely result?

Accepted Answer

cloudy skies and rainy weather

Answer

clear skies and cold temperatures

Answer

cloudy skies and cold temperatures

Answer

heavy snow and ice

Question 28

What will most likely result when the jet stream moves south of North Carolina?

Accepted Answer

North Carolina will experience cold weather.

Answer

North Carolina will experience tropical weather conditions.

Answer

North Carolina will experience hot, dry weather.

Answer

North Carolina will experience mild weather.

Question 29

Which combination resulted in the formation of a new substance?

Accepted Answer

Vinegar and baking soda

Answer

Sand and salt

Answer

Baking soda and sand

Answer

Vinegar and water

Question 30

Above is a series of pictures taken as a pitcher of ice changed to liquid water. What will be true of the weight of the pitcher in the first and last pictures of the series? Why?

Accepted Answer

it will be the same in both pictures

Answer

it will be less in the first picture

Answer

it will be less in the last picture

Answer

it will be more in the first picture because the ice takes up more space

Question 31

Which will most likely result from a low-pressure weather system?

Accepted Answer

cloudy conditions

Answer

rainy conditions

Answer

sunny conditions

Answer

snowy conditions

Question 32

Which best describes characteristic of a jet stream?

Accepted Answer

forms a boundary between a cold air mass and a warm air mass.

Answer

forms a boundary between a cold air mass and an occluded air mass.

Answer

forms a boundary between a warm air mass and a stationary air mass.

Answer

forms a boundary between a stationary air mass and an occluded air mass.

Question 33

A glass with 250 grams of water has 5 grams of sugar added to it. The sugar dissolves after mixing. What will be the weight of the sugar solution formed?

Accepted Answer

255 grams

Answer

245 grams

Answer

250 grams

Answer

260 grams

Question 34

Which is responsible for water loss from plants?

Accepted Answer

transpiration

Answer

condensation

Answer

precipitation

Answer

runoff

Question 35

The temperature of water in a beaker is 15 degrees Celsius. A metal ball is heated to 65 degrees Celsius and is put in the beaker. What change in water temperature will be observed after the ball is put in the beaker, and why?

Accepted Answer

The temperature of the water will increase due to conduction.

Answer

The temperature of the water will decrease due to convection.

Answer

The temperature of the water will decrease due to radiation.

Answer

The temperature of the water will stay the same due to conduction.

Question 36

What is an example of a chemical change?

Accepted Answer

bubbles

Answer

ice melting

Answer

oily

Answer

making ice

Question 37

What is an example of a physical change?

Accepted Answer

melting chocolate

Answer

color change

Answer

bubbles

Answer

odor

Question 38

A person touches a cold metal spoon in a pot of boiling water on a stove burner for 2 minutes. After removing the spoon, the person notices that the metal spoon is warm to the touch. Why does the spoon change temperature?

Accepted Answer

The spoon becomes warm because the heat from the water transfers to the spoon by conduction.

Answer

The spoon becomes warm because the heat from the pot tranfers to the spoon by convection.

Answer

The spoon becomes warm because the heat from the person's hand transfers to the spoon by radiation.

Answer

The spoon becomes warm because the heat from the stove burner transfers to the spoon by conduction.

Question 39

In which direction do weather patterns (jet stream) move in the United States?

Accepted Answer

west to east

Answer

east to west

Answer

north to south

Answer

south to north

Question 40

Why do most storms move from the west coast of America to the east

coast?

Accepted Answer

Jet Stream

Answer

El Nino

Answer

La Nina

Answer

Gulf Stream

Question 41

What type of air mass sits north of the jet stream?

Accepted Answer

Cold Air Mass

Answer

Warm Air Mass

Answer

Occluded Front

Answer

Stationary Front

Question 42

What will most likely result when the jet stream moves south of North

Carolina?

Accepted Answer

North Carolina will experience cold weather.

Answer

North Carolina will experience tropical weather conditions.

Answer

North Carolina will experience hot, dry weather.

Answer

North Carolina will experience mild weather.

Question 43

Which best describes a characteristic of the jet stream?

Accepted Answer

It forms a boundary between a cold air mass and a warm air mass.

Answer

It creates the high winds around the eye of a hurricane.

Answer

It forces the hot air along the equator to rise to areas in North

America.

Answer

It causes high pressure air masses to rotate clockwise.

Question 44

The graphic below shows an approaching cold front. What will most likely happen as a result of the approaching cold front?

Accepted Answer

It will produce brief periods of heavy precipitation.

Answer

It will produce no precipitation.

Answer

It will produce some precipitation.

Answer

It will produce long periods of light precipitation.

Question 45

A cold front will move through Raleigh late Wednesday afternoon. Which

type of weather conditions will Raleigh most likely experience during that

time?

Accepted Answer

warmer temperatures Tuesday, stormy weather late Wednesday, and

cooler temperatures on Thursday

Answer

cooler temperatures Tuesday, clear skies late Wednesday, and warm

temperatures on Thursday

Answer

warmer temperatures Tuesday, clear skies late Wednesday, and cooler

temperatures on Thursday

Answer

cooler temperatures Tuesday, stormy weather late Wednesday, and

warmer temperatures on Thursday

Question 46

The weather forecast indicates that a warm front will be moving into the

area in the next 24 hours. Which type of weather will most likely result?

Accepted Answer

cloudy skies and rainy weather

Answer

clear skies and cold temperatures

Answer

clear skies and hot temperatures

Answer

heavy snow and ice

Question 47

Which is most responsible for moderating weather along the North

Carolina coast?

Accepted Answer

the gulf stream

Answer

La Nina

Answer

the jet stream

Answer

prevailing westerlies

Question 48

How does the Gulf Stream affect weather conditions along the eastern

coast of the United States?

Accepted Answer

The Gulf Stream causes temperatures to increase.

Answer

The Gulf Stream causes temperatures to decrease.

Answer

The Gulf Stream causes more overcast skies.

Answer

The Gulf Stream causes clearer skies.

Question 49

Which best describes the Gulf Stream?

Accepted Answer

an ocean current which originates in the Gulf of Mexico and causes

warm water to travel up the east coast of the United States

Answer

an ocean current which originates in the Gulf of Mexico and

causes cool water to travel up the east coast of the United States

Answer

an ocean current which originates in the Gulf of Mexico and

causes warm water to travel down the east coast of Mexico

Answer

an ocean current which originates in the Gulf of Mexico and causes

cool water to travel down the east coast of Mexico

Question 50

What does an inherited trait mean?

Accepted Answer

A trait that is passed from parent to offspring.

Answer

A trait that is passed from offspring to parent.

Answer

A trait that is passed from sibling to sibling.

Answer

A trait that is learned.

Question 51

Which is not an example of an acquired trait?

Accepted Answer

Freckles

Answer

Learning to play basketball

Answer

Becoming fluent in spanish

Answer

Favorite food

Question 52

Which is an not an example of a saltwater ecosystem?

Accepted Answer

pond

Answer

salt marsh

Answer

estuary

Answer

ocean

Question 53

Which is an not an example of a freshwater ecosystem?

Accepted Answer

estuary

Answer

lake

Answer

river

Answer

stream

Question 54

Bethany lives in a deciduous forest ecosystem and will be vacationing in a rainforest ecosystem. Which difference will Bethany experience?

Accepted Answer

The rain forest will be hotter and wetter than the deciduous forest.

Answer

The rain forest will be cooler and dryer than the deciduous forest.

Answer

The rain forest will have less trees and shrubs than the deciduous forest.

Answer

The rain forest will have less food and shelter for animals than the deciduous forest.

Question 55

Which two ecosystems have little to no rainfall?

Accepted Answer

grasslands and desert

Answer

deciduous forest and tropical forest

Answer

tropical forest and grasslands

Answer

desert and deciduous forest

Question 56

Which explains a difference between an ocean and salt marsh?

Accepted Answer

The ocean has large waves, but the salt marsh does not.

Answer

The ocean has tidal changes, but the salt marsh does not.

Answer

The ocean has brackish water, but the salt marsh does not.

Answer

The ocean has a large variety of wildlife, but the salt marsh does not.

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