Motion of Objects
Water Cycle/Weather vs. Climate
Earth's Spheres
Energy Transfer
Global Patterns
100

An object has balanced forces acting on it. Which of the following describes the result these balanced forces have on the object?

A. It speeds up in the same direction or moves at constant speed.

B. It remains at rest or speeds up in the same direction.

C. It speeds up in the same direction or slows down.

D. It remains at rest or moves at constant speed in the same direction.

D. It remains at rest or moves at constant speed in the same direction.

100

The pattern of _______ in an area over a long period of time is called _______.

A. climate, weather

B. climate, temperature

C. weather, climate

D. weather, rain

C. weather, climate

100

Which of the following consists of the solid water on Earth's surface?

A. the geosphere

B. the biosphere

C. the cryosphere

D. the atmosphere

C. the cryosphere

100

Which of the following is the best description of convection?

A. the emission of energy in the form of rays or waves that are able to travel through empty space

B. heat transfer in a gas or liquid by the circulation of currents from one region to another

C. the process of changing from a gas to a liquid or from a liquid to a gas

B. heat transfer in a gas or liquid by the circulation of currents from one region to another

100

How does the jet stream usually flow in North America?

A. From west to east

B. From east to west

C. From north to south

D. From south to north

A. From west to east

200

John left his home and walked 3 blocks to his school, as shown in the accompanying graph. What is one possible interpretation of the section of the graph from point B to point C?

A. John arrived at school and stayed throughout the day.

B. John waited before crossing a busy street.

C. John returned home to get his mathematics homework.

D. John reached the top of a hill and began walking on level ground.

B. John waited before crossing a busy street.

200

Georgette was texting her friend Sally about the temperature where she lived. Georgette stated
that the temperature was usually hot in Miami all year long. What was she describing in her text?

A. climate because it is over a long period of time.

B. climate because it is the condition at a particular time and place.

C. weather because it is determined by the temperature, precipitation or time.

D. weather because it is the condition of Earth’s atmosphere at a particular time and place.

A. climate because it is over a long period of time.

200

During the latest ice age on Earth, huge, frozen glaciers of snow and ice slowly crept along the surface of the planet. These glaciers crushed and flattened many solid, rocky features on the land.

This is an example of the _______ interacting with the _______.

A. biosphere; cryosphere

B. geosphere; biosphere

C. cryosphere; geosphere

D. hydrosphere; cryosphere

C. cryosphere; geosphere

200

During the day, when the Sun is shining, the ground gets warm mainly as a result of...

A. radiated heat from the Sun being absorbed by the ground.

B. the emission of greenhouse gases from factories and vehicles.

C. convection currents in the atmosphere heating the ground.

D. heat from Earth's core being conducted to Earth's surface.

A. radiated heat from the Sun being absorbed by the ground.

200

Winds are caused by differences in  _______________ and ____________.

A. precipitation and air pressure

B. humidity and temperature

C. air pressure and temperature

D. turbulence and humidity

C. air pressure and temperature

300

An antique collector put together the data of a toy train’s motion on a straight track and then recorded the data in the graph below. Which of these accurately describes the motion of the toy train?

A. The toy train speeds up while going forward and then accelerates again.

B. The toy train moves forward at a constant speed, slows down, and then stops.

C. The toy train slows down while going forward and then moves backward.

D. The toy train moves forward at an increasing speed, stops, and then moves forward.

B. The toy train moves forward at a constant speed, slows down, and then stops.

300

Use the picture below to answer the following question.

Which of the following describes the role of point "X" in this area's weather?

A. Cool temperatures evaporate water from the lake and plant surfaces, forming rain

B. The cooler temperature of the lake causes evaporation, which then forms clouds through precipitation

C. The sun's heat on the lake causes evaporation, which then forms clouds in the cooler atmosphere through condensation

D. The warmer temperature of the lake causes water vapor to form through condensation

C. The sun's heat on the lake causes evaporation, which then forms clouds in the cooler atmosphere through condensation

300

Earth's atmosphere is made up of four different layers. In which of the following layers does virtually all of Earth's weather take place?

A. the troposphere

B. the thermosphere

C. the stratosphere

D. the mesosphere

A. the troposphere

300

How is heat being transferred?

A. convection from the pot to the water and radiation through the water

B. conduction from the pot to the water and convection through the water

C. convection from the stove to the pot and radiation from the water to the air

D. radiation from the stove to the pot and conduction from the water to the air

B. conduction from the pot to the water and convection through the water

300

Water is cooler near the poles and warmer near the equator. Movement of cooler and warmer water from these regions moderates the global climate. Which of the following describes the movement of water between the poles and the equator?

A. tides

B. evaporation

C. gravity

D. ocean currents

D. ocean currents

400

With a force of 5 newtons, Amanda pushes the stack of books to the right. At the same time, Jeremy, her little brother, pushes the stack of books to the left with a force of 10 newtons.

What is the direction and magnitude of the resulting force?

A. 5 N to the right

B. 10 N to the left

C. 10 N to the right

D. 5 N to the left

D. 5 N to the left

400

Jennifer and Jamie have a class assignment to identify an example of climate change and an example of a change in weather. They have come up with the following statements:

I.The average temperature in the United States has been rising over the past 25 years.

II.The temperature was warm on Monday but rainy and cold for the rest of the week.

III.The amount of snowfall has been decreasing over the past few years.

Which of the statements could be used as an example of climate change?

A. II only

B. I only

C. I and III only

D. all of these

C. I and III only

400

The mesosphere helps protect the Earth by:

A. burning up meteors and rock fragments.

B. allowing pollution to escape to space.

C. absorbing harmful rays from the Sun.

D. enabling satellites to orbit safely.

A. burning up meteors and rock fragments.

400

A dog is walking on the sidewalk on a sunny day.  Which statement describes the heat transfer occurring?

A. The sun heats up the sidewalk through the conduction, the dog's paws will feel the heat through radiation.

B. The sun heats up the sidewalk through radiation, the dog's paws will feel the heat through conduction.

C. The sun heats up the sidewalk through radiation, the dog's paws will feel the heat through convection.

D. The sun heats up the sidewalk through convection, the dog's paws will feel the heat through conduction.

B. The sun heats up the sidewalk through radiation, the dog's paws will feel the heat through conduction.

400

Tara goes to the beach during the summertime. One morning she wades into the ocean before the Sun has risen and notices that the water in the ocean feels warmer than the sand on the beach. In the afternoon of the same day, she wades back into the ocean and observes that now the water in the ocean feels cooler than the sand on the beach.

Which of the following best explains the difference in temperature between the ocean and the sand?

A. Water heats up at a faster rate than land, but cools down at a slower rate.

B. Water both heats up and cools down at a faster rate than land.

C. Water both heats up and cools down at a slower rate than land.

D. Water heats up at a slower rate than land, but cools down at a faster rate.

C. Water both heats up and cools down at a slower rate than land.

500

The image below shows a force of 10 N being applied to an object. The force is being applied toward the right, so the object is accelerating to the right. No other force is acting on the object.

Examine the image. Then, answer the question that follows.

A second force of 7 N is applied to the object. If this second force is applied toward the left while the first force is still being applied toward the right, which of the following will occur?

A. The object will continue moving toward the right, and its rate of acceleration will increase.

B. The object will continue moving toward the right, but its rate of acceleration will decrease.

C. The object will begin moving toward the left, and it will move at a faster speed.

D. The object will begin moving toward the left, and it will move at a slower speed.

B. The object will continue moving toward the right, but its rate of acceleration will decrease.

500

Which of the following is an accurate example of how the water cycle can influence local weather?

A. Water in a lake soaks into the local groundwater system.

B. An increase in an area's precipitation causes the area to experience a drought.

C. An increase in evaporation rates along a coastal area leads to afternoon thunderstorms.

D. all of these

C. An increase in evaporation rates along a coastal area leads to afternoon thunderstorms.

500

The graph below shows how air pressure changes with altitude in the Earth's atmosphere. Examine the graph, and then answer the question that follows.

A. air pressure stays the same as altitude increases.

B. air pressure alternately increases and decreases as altitude increases.

C. air pressure decreases as altitude increases.

D. air pressure increases as altitude increases.

C. air pressure decreases as altitude increases.

500

When the ground gets warm, it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.

What type of heat transfer is described above?

A. precipitation

B. convection

D. conduction

500

The Gulf Stream is a warm ocean current that runs from the southern tip of Florida up the eastern coast of the US and ends in the north Atlantic. How does this flowing stream affect the coast of Europe?

A. The Gulf Stream brings cooler weather and more humidity

B. The Gulf Stream brings cooler weather and more wave erosion

C. The Gulf Stream brings warmer weather and more humidity

D. The Gulf Stream brings warmer weather and more wave erosion

C. The Gulf Stream brings warmer weather and more humidity

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