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IS1 Final Semester 2

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Last updated almost 4 years ago
31 questions
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Question 1
1.

Question 2
2.

Question 3
3.

Question 4
4.

Question 5
5.

Question 6
6.

The following reaction is unbalanced: Balance the reaction and then draw a model of the reaction. Be sure to include a key in your model:


Question 7
7.

Question 8
8.

Question 9
9.

Question 10
10.

When you get a muscle or joint injury, often you will place an ice pack on the injury. Ice packs work by mixing two room temperature substances in a bag. When those substances mix, they produce a cold temperature.

Is this an endothermic or an exothermic reaction? Explain your answer.

Be sure to include the definition of an endothermic or exothermic reaction in your answer

Question 11
11.

Using the blank diagram, draw a reaction coordinate diagram for an endothermic reaction.

Label the start or the reaction, end of the reaction, and the point where maximum potential energy is reached.

Question 12
12.

Question 13
13.

Determine the enthalpy change of the following reaction

Question 14
14.

Determine the enthalpy change of the following reaction. Then, state whether the reaction is exothermic or endothermic.


Question 15
15.

Question 16
16.

Question 17
17.

Question 18
18.
Fill in the blanks by placing the vocab words where they occur in the water cycle.
Other Answer Choices:
Evaporation
Condensation
Runoff
Precipitation
Infiltration
Groundwater
Question 19
19.

What percentage of the Earth's water is freshwater?

Question 20
20.

Question 21
21.

Question 22
22.
Fill in the blanks by placing the proper vocab words in the blanks where they occur in the carbon cycle.
Other Answer Choices:
Combustion
Decomposition
Fossil fuels
Photosynthesis
Respiration
Question 23
23.

Question 24
24.

Question 25
25.

Question 26
26.

Question 27
27.
The ice-albedo feedback is considered a __________ feedback loop that causes the ocean water to heat up and __________ surrounding ice sheets.
Question 28
28.

If you lived in New Orleans, Louisiana, what is one thing you would do to mitigate for climate change and one thing you would do to adapt to climate change.

Question 29
29.

Question 30
30.

How do we contribute to the existence and size of the dead zone?

Question 31
31.
Drag words from the word bank below the image into the appropriate location in the Nitrogen Cycle.
Other Answer Choices:
N-fixing
decomposing
Ammonia (NH3)
denitrifying
Nitrate (NO3)
atomospheric nitrogen (N2)
Match the item to the correct category of a physical change or chemical reaction.
Salt dissolving in water.
A bicycle chain rusting.
Mixing Ba(OH)2 and NH4Cl and an unexpected odor occurring.
Adding blue food coloring to water and it turning blue.
physical change
chemical change/reaction
Which of the following images best represents a solid?
Determine the change in temperature:

Ms. Ackerman places 12 grams of sodium chloride into 30 mL of water at 27 degrees Celsius. After 30 seconds the temperature of the water is now 18 degrees Celsius.

Change in temperature = final temp - initial temp
9 degrees
45 degrees
6 degrees
-9 degrees
-6 degrees
How many oxygen (O) atoms are represented in the following chemical formula?

7
3
12
4
The following equation is unbalanced:




Which of the following reaction equations is properly balanced?
Which of the following best describes an endothermic reaction?
Endothermic reactions release more energy than they absorb.
Endothermic reactions do not release energy.
Endothermic reactions absorb more energy than they release.
Endothermic reactions absorb the same amount of energy that they release.
Which of the following best describes an exothermic reaction?
Exothermic reactions absorb the same amount of energy that they release.
Exothermic reactions release more energy than they absorb.
Exothermic reactions absorb more energy than they release.
Exothermic reactions do not absorb energy.
This is a reaction coordinate diagram for a chemical reaction. What kind of reaction is represented by this diagram?
endothermic reaction
exothermic reaction
isothermic reaction
In an exothermic reaction, the temperature of the system will...
decrease
stay the same
not enough information to determine
increase
Which of the following statements best describes weather?
The interaction of the atmosphere, biosphere, and other parts of the Earth that determine the weather
The evaporation of water into the atmosphere
Involves the long terms trends, often 30, 50, or 100 years
The state of the atmosphere at a particluar place and time
Which of the following statements best describes climate?
The state of the atmosphere at a particluar place and time
The interaction of the atmosphere, biosphere, and other parts of the Earth that determine the weather
The change of rainfall into runoff
Occurs over short periods of time
Which of the folowing are factors that can affect the climate? (pick 3)
Latitude
Circulation in the atmosphere
Topography
Changes in the Earth's core
Pick three words below that are associated with the cryosphere.
snow
glacier
oceans
ice
mountain
bacteria
Pick five words associated with the geosphere.
rocks
sand
snow
sediment
magma
oceans
lava
Which of the following are greenhouse gases? Choose all that apply.
water vapor
methane
carbon dioxide
oxygen
nitrogen
carbohydrates
What are the products of photosynthesis?
carbohydrates and water
carbon dioxide and water
carbon dioxide and oxygen
carbohydrates and oxygen
What is the product of respiration?
carbohydrates
oxygen
carbon dioxide
water
Which of earth's layers has the ozone layer in it?
mesosphere
thermosphere
troposphere
stratosphere
The dead zone in the Gulf of Mexico is caused by:
a small amount of dissolved oxygen in the water
excess nutrients in the water
decomposing algae
all of the above