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WorksheetsScience Review
Total questions: 57
Worksheet time: 29mins
Which is the best example of the transfer of heat by radiation?
water boiling
ice melting
hot air balloon rising
a lightbulb glowing
Which is most responsible for the uneven heating of the air in the atmosphere?
radiation
convection
conduction
condensation
A student used a candle to heat a metal rod. Which should he do to prevent burning his hand?
cover the end of the rod with aluminum foil
cover the end of the rod with a rubber handle
freeze the tip first, then heat the rod
freeze the end first, then heat the rod
A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?
combustion
convection
radiation
conduction
Students observed a piece of iron change from shiny to rusty. What caused this change?
a chemical reaction
a heat reaction
a cold reaction
a physical reaction
Which is the best example of a new substance forming?
lighting a match
cutting a piece of paper
popping a balloon
hitting a nail with a hammer
Stirring a cup of hot tea causes a metal spoon to get warm. Which statement best explains why the spoon gets warm?
Heat energy transfers from the metal spoon to the hot liquid.
Heat energy transfers from the hot tea to the spoon.
Heat energy transfers from the air to the hot liquid, and then to the spoon
Heat energy transfers from the hot liquid to the cup, and then to the spoon
Which is an example of a different substance being formed?
glass breaking
metal melting
water freezing
wood burning
If 10 grams of water are added to 5 grams of salt, how much salt water will be made?
2 grams
5 grams
10 grams
15 grams
What happens to metal railroad tracks during the heat of a summer day?
decrease in weight
increase in weight
increase in height
decrease in height
Which process best explains why water cycles from the ocean at point Y to the clouds at Point X?
condensation
evaporation
runoff
transpiration
Which process allows green plants to control the amount of water stored in their leaves?
photosynthesis
condensation
respiration
transpiration
Which best describes a hurricane?
low-pressure weather system
high-pressure weather system
a cold front
a stationary front
Which is most responsible for the movement of weather systems across the United States?
the Gulf Stream
the prevailing westerlies
the southeast trade winds
the jet stream
Which best describes how the Gulf Stream affects the areas along the coast of North Carolina?
It causes winds to move from north to south during the winter.
It causes winds to move from north to south during the summer.
It causes land temperatures along the coast to be colder in the winter.
It causes land temperatures along the coast to be milder in the winter.
Which is most responsible for the changes in seasons?
the jet stream
ocean currents
the distance from Earth to the sun
the tilt of the Earth's axis
Andy lives in the southern hemisphere. What season does he most likely experience in August?
spring
summer
winter
autumn/fall
What must occur before clouds can form?
Water vapor must get warmer.
Water vapor must lose heat energy.
Precipitation must begin to fall and runoff.
Transpiration must add water vapor to the atmosphere.
The sky in their area has mostly cirrus clouds. What are most likely the weather conditions in the area?
cold
rainy
windy
fair
Which instrument is best used to predict weather changes?
hygrometer
anemometer
thermometer
barometer
Which tool is used to measure wind speed?
thermometer
wind vane
barometer
anemometer
Where is a thunderstorm most likely to occur?
Cold front in August
Cold front in December
Warm front in August
Warm front in December
Which has the greatest effect on wind speed?
precipitation
cloud cover
wind direction
air pressure
Which best describes the cause of day-to-day weather changes?
the rotation of Earth
the size of Earth
moving air masses
action of the winds
Which best describes why winds at the beach change direction between day and night?
because the temperatures over land and over water change
because warm air over land sinks and stays in place over land
because cool air rises and is replaced by warm air from the ocean
because cool air sinks and stays in place over land
Which are low, gray clouds that seem to the blanket the sky?
cirrus
stratus
cumulus
cumulonimbus
A warm front will be moving into the area in the next 24 hours. Which type of weather will most likely result?
clear skies and cold temperatures
cloudy skies and cold temperatures
cloudy skies and rainy weather
heavy snow and ice
What will most likely result when the jet stream moves south of North Carolina?
North Carolina will experience tropical weather conditions.
North Carolina will experience hot, dry weather.
North Carolina will experience mild weather.
North Carolina will experience cold weather.
Which combination resulted in the formation of a new substance?
Sand and salt
Baking soda and sand
Vinegar and water
Vinegar and baking soda
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?
it will be less in the first picture
it will be less in the last picture
it will be the same in both pictures
it will be more in the first picture because the ice takes up more space
Which will most likely result from a low-pressure weather system?
rainy conditions
cloudy conditions
sunny conditions
snowy conditions
Which best describes characteristic of a jet stream?
forms a boundary between a cold air mass and a warm air mass.
forms a boundary between a cold air mass and an occluded air mass.
forms a boundary between a warm air mass and a stationary air mass.
forms a boundary between a stationary air mass and an occluded air mass.
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?
245 grams
250 grams
255 grams
260 grams
Which is responsible for water loss from plants?
condensation
precipitation
runoff
transpiration
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?
The temperature of the water will decrease due to convection.
The temperature of the water will decrease due to radiation.
The temperature of the water will stay the same due to conduction.
The temperature of the water will increase due to conduction.
What is an example of a chemical change?
ice melting
oily
bubbles
making ice
What is an example of a physical change?
color change
bubbles
odor
melting chocolate
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?
The spoon becomes warm because the heat from the pot tranfers to the spoon by convection.
The spoon becomes warm because the heat from the water transfers to the spoon by conduction.
The spoon becomes warm because the heat from the person's hand transfers to the spoon by radiation.
The spoon becomes warm because the heat from the stove burner transfers to the spoon by conduction.
In which direction do weather patterns (jet stream) move in the United States?
west to east
east to west
north to south
south to north
Why do most storms move from the west coast of America to the east
coast?
El Nino
La Nina
Jet Stream
Gulf Stream
What type of air mass sits north of the jet stream?
Warm Air Mass
Occluded Front
Cold Air Mass
Stationary Front
What will most likely result when the jet stream moves south of North
Carolina?
North Carolina will experience tropical weather conditions.
North Carolina will experience hot, dry weather.
North Carolina will experience mild weather.
North Carolina will experience cold weather.
Which best describes a characteristic of the jet stream?
It forms a boundary between a cold air mass and a warm air mass.
It creates the high winds around the eye of a hurricane.
It forces the hot air along the equator to rise to areas in North
America.
It causes high pressure air masses to rotate clockwise.
The graphic below shows an approaching cold front. What will most likely happen as a result of the approaching cold front?
It will produce no precipitation.
It will produce some precipitation.
It will produce brief periods of heavy precipitation.
It will produce long periods of light precipitation.
A cold front will move through Raleigh late Wednesday afternoon. Which
type of weather conditions will Raleigh most likely experience during that
time?
cooler temperatures Tuesday, clear skies late Wednesday, and warm
temperatures on Thursday
warmer temperatures Tuesday, clear skies late Wednesday, and cooler
temperatures on Thursday
warmer temperatures Tuesday, stormy weather late Wednesday, and
cooler temperatures on Thursday
cooler temperatures Tuesday, stormy weather late Wednesday, and
warmer temperatures on Thursday
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?
clear skies and cold temperatures
clear skies and hot temperatures
cloudy skies and rainy weather
heavy snow and ice
Which is most responsible for moderating weather along the North
Carolina coast?
La Nina
the jet stream
the gulf stream
prevailing westerlies
How does the Gulf Stream affect weather conditions along the eastern
coast of the United States?
The Gulf Stream causes temperatures to decrease.
The Gulf Stream causes temperatures to increase.
The Gulf Stream causes more overcast skies.
The Gulf Stream causes clearer skies.
Which best describes the Gulf Stream?
an ocean current which originates in the Gulf of Mexico and causes
warm water to travel up the east coast of the United States
an ocean current which originates in the Gulf of Mexico and
causes cool water to travel up the east coast of the United States
an ocean current which originates in the Gulf of Mexico and
causes warm water to travel down the east coast of Mexico
an ocean current which originates in the Gulf of Mexico and causes
cool water to travel down the east coast of Mexico
What impact does the Gulf Stream have on North Carolina’s coastal
climate?
The cold water from the Gulf Stream current cools the land.
The warm water from the Gulf Stream current warms the land.
The cold water from the Gulf Stream current decreases inland wind
speeds.
The warm water from the Gulf Stream current increases inland wind
speeds.
What does an inherited trait mean?
A trait that is passed from offspring to parent.
A trait that is passed from sibling to sibling.
A trait that is passed from parent to offspring.
A trait that is learned.
Which is not an example of an acquired trait?
Learning to play basketball
Freckles
Becoming fluent in spanish
Favorite food
Which is an not an example of a saltwater ecosystem?
salt marsh
pond
estuary
ocean
Which is an not an example of a freshwater ecosystem?
lake
river
estuary
stream
Bethany lives in a deciduous forest ecosystem and will be vacationing in a rainforest ecosystem. Which difference will Bethany experience?
The rain forest will be cooler and dryer than the deciduous forest.
The rain forest will be hotter and wetter than the deciduous forest.
The rain forest will have less trees and shrubs than the deciduous forest.
The rain forest will have less food and shelter for animals than the deciduous forest.
Which two ecosystems have little to no rainfall?
deciduous forest and tropical forest
tropical forest and grasslands
grasslands and desert
desert and deciduous forest
Which explains a difference between an ocean and salt marsh?
The ocean has large waves, but the salt marsh does not.
The ocean has tidal changes, but the salt marsh does not.
The ocean has brackish water, but the salt marsh does not.
The ocean has a large variety of wildlife, but the salt marsh does not.
