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WorksheetsSAM-IS-4TH QUARTER
Total questions: 160
Worksheet time: 4hrs 40mins
What happens to the temperature of an object when the particles are moving faster?
A. reduces
B. increases
C. remains constant
D. increases then reduces
The boiling point of water is 100 ºC. What is this in Kelvin?
A. 173 K
B. 212 K
C. 373 K
D. 512 K
Which of the following happens when ice changes into a liquid at 0 ºC?
A. The molecules move slower than before.
B. The temperature of the substance increases.
C. The potential energy of the molecules increases.
D. The average movement of the molecules increases.
Which of the following is NOT a unit of temperature?
A. Calorie
B. Celsius
C. Fahrenheit
D. Kelvin
The decrease in temperature of a substance indicates that the _______.
A. number of particles in it decreases
B. average velocity of its particles increases
C. average potential energy of particles decreases
D. average kinetic energy of its particles decreases
An average measure of the warmth or coldness of an object.
Heat
Energy
Temperature
Transfer
heat always travels from _____ to ______ objects
hot to cold
cold to cold
cold to hot
hot to hot
As the kinetic energy of the molecules in a substance increases, the temperature of the substance __________.
decreases
increases
Convert 30°C into Kelvin.
252K
316°C
303K
-163°C
Substances with high heat capacities heat up more slowly because they can absorb more heat before their temperature rises.
TRUE
FALSE
Hot water rising and cold water sinking. This is an example of:
Convection
Conduction
Radiation
A raw egg begins to fry as it hits a heated frying pan. This is an example of:
Convection
Conduction
Radiation
A group of friends gather around a fire to stay warm. This is an example of:
conduction
convection
radiation
The Gulf Stream is a current that brings warm ocean water from the south to the north. This is an example of:
conduction
convection
radiation
Walking on the warm sand sand with your bare feet. This is an example of:
conduction
convection
radiation
The measure of average kinetic energy of all the particles within an object is called ____________.
temperature
conduction
radiation
heat
The total energy of all the particles in a sample of matter is called —————
Total Energy
Thermal Energy
Kinetic Energy
Particle Energy
In the image of atmospheric heating, which type of heat transfer is happening at location A?
Radiation
Conduction
Convection
In the image of atmospheric heating, which type of heat transfer is happening at location B?
Radiation
Conduction
Convection
In the image of atmospheric heating, which type of heat transfer is happening at location C?
Radiation
Conduction
Convection
Which one will have the SMALLEST change in temperature?
What letter is used to represent specific heat capacity?
H
P
C
T
The specific heat of platinum is 0.133 J/g°C. How much heat(Q) is released when a 10 g piece of platinum cools from 100°C to 50°C?
66.5 J
665 J
0.0266 J
0.665 J
Determine the heat energy needed to heat the water in the pot to boiling.
The specific heat(c) of copper is 0.39 J/g °C. What is the temperature change(∆t) when 100 Joules of heat(Q) is added to 20 grams?
12.82 °C
24.12°C
1.95 °C
5128 °C
Which will heat up faster?
copper
granite
iron
basalt
Which of the following best explains why the sand at the beach is hotter than the water?
Sand has a higher specific heat than water.
Sand has a lower specific heat than water.
There is more water than sand at the beach.
There is more sand than water at the beach.
If Q=mcΔT , what is ΔT
ΔT=mcQ
ΔT=Qmc
ΔT=Qmc
ΔT=Qcm
c=mΔTQ
The diagram shows a heating curve for ice. Which line represents the ice melting?
A
B
C
D
E
Why are lines B and D flat?
The ice is melting
The ice is freezing
All of the thermal energy is used to break the bonds
They stopped the stopwatch
They stopped heating the ice.
The diagram shows a heating curve for ice. Which line represents the ice in a liquid state (water)?
A
B
C
D
E
The diagram shows a cooling curve for ice. Which line represents the ice in a liquid state (water)?
A
B
C
D
E
The diagram shows a cooling curve for ice. Which line represents the ice freezing?
A
B
C
D
E
Removing energy (cooling) causes the atoms to
spread apart
move closer together
get larger
get smaller
The water droplets on the outside of this glass of water is showing the following phase change
Which of the following processes requires thermal energy?
condensation
evaporation
cooling
freezing
In which state of matter do particles have the most energy and move freely in all directions?
solid
liquid
gas
plasma
At what temperature does water boil at standard atmospheric pressure?
0°C
100°C
-273°C
212°F
In an isolated system, the amount of heat gained by one substance is exactly equal to the amount of heat lost by the second substance.
work equals change in kinetic energy
The law of conservation of energy
internal energy
Hubble's Law
On the Kelvin scale 0 degrees Celsius is,
(a)
One calorie is equal to
the amount of energy required to change the temperature of one gram of water by one degree Celsius.
4.186 Joules
0.001 kilocalories
all of the above
When 100 grams of water at 20 degrees Celsius is mixed with 100 grams of water at 50 degrees Celsius, the final temperature is
(a)
In the calorimetry simulation, did the 20 degree sample of water change more in temperature than the 50 degree sample of water?
yes
no, the 20 degree sample changed less in temperature than the 50 degree sample
No, the change in temperature for both samples was the same.
A piece of metal with a mass of 32.8 g is heated to 100.5°C and dropped into 138.2 g of water at 20.0°C. The final temperature of the system is 30.2°C. What is the specific heat capacity of the metal? (show your work)
The average kinetic energy of the particles in a substance
internal energy
temperature
heat
thermodynamics
Which term or phase best describes the cell membrane?
impermeable
semi-permeable
completely permeable
solid
Which best describes the function of the cell membrane?
protects and supports the cell and also controls everything that enters and leaves the cell
provides structural support for cells to keep them from shrinking and expanding too much
is the control center of the cell
is the site of protein synthesis in cells
True/False: The cell membrane allows only certain substances to enter or cell a cell.
True
False
The foundation of the cell membrane is made of primarily which molecule?
phospholipid
cellulose
cholesterol
protein
water
What is the function of proteins embedded in the cell membrane? Select all that apply.
to act as receptors, helping to identify the cell
to help to transport material into and out of the cell
t0 provide the foundation of the cell membrane
to produce sugars needed for cellular respiration
Because the molecules of the cell membrane are in constant motion and because of the different molecules that make up the membrane, it is frequently described as a...
fluid mosaic
semi-permeable barrier
a transparent entity
a drop of oil
True/False: Cell membranes and the membranes that bound organelles (known as plasma membranes) are structurally very different.
True
False
A hydrophobic substance...
is attracted to water
repels from water
will mix easily with water
can dissolve in water
A hydrophilic substance...
is attracted to water
is repelled by water
will not dissolve in water
hates water
The phospholipids that make up plasma membranes are arranged in a ____________ structure.
bi-layer
cubic
single-layer
triple-layer
If you dropped 2 phospholipid molecules into a petri dish of water right next to each other, what do you expect to happen? (you have 2 min. for this question)
The hydrophilic side of the molecules will turn towards each other and away from the water. The hydrophobic sides of the molecules will turn away from each other and towards the water (see picture A)
The hydrophobic side of the molecules will turn towards each other and away from the water. The hydrophilic sides of the molecules will turn away from each other and towards the water (see picture B)
The molecules will be broken apart by the water
The molecules will explosively react with the water.
Which of the following is NOT considered a lipid? More than one answer MAY be selected.
vegetable oil
animal fat
table sugar
water
Diffusion requires the use of energy from a cell.
True
False
Diffusion only happens in cells.
True
False
Active transport requires __________ in order to work.
carbohydrates
homeostatis
ATP
none of the above
________ and ___________ pass easily through the phospholipid bilayer.
sugar
carbon dioxide
salt
oxygen
Proteins create various channels to assist molecules to pass through the membrane.
true
false
Cell membranes are __________________which means they control what enters and leaves the cell.
permeable
hypotonic
isotonic
selectively permeable
A cell with a 20% salt solution is placed into a beaker of pure water. What will happen to the cell?
It will shrink
Plasmolysis
No change
It will expand
The main purpose for the process cellular respiration is ATP.
true
false
What are the products of cellular respiration? Choose 3.
water
ATP
Oxygen
Sunlight
Carbon Dioxide
The process in which a cell harvests energy from glucose and makes it into usable energy for the body is called-----
cellular fermentation
anaerobic respiration
aerobic fermentaion
cellular respiration
Cellular respiration occurs in
chloroplasts
mitochondria
golgi aparatus
thylakoid
A plant's goal for photosynthesis is to:
make food (glucose)
make carbon dioxide
make oxygen
make water
What gas is released into the air during photosynthesis?
oxygen
carbon dioxide
water
glucose
What are the reactants of cellular respiration? (Mark all of them!)
oxygen
glucose
carbon dioxide
water
energy
What are the products of cellular respiration? (Mark all of them!)
oxygen
glucose
carbon dioxide
water
energy
What are the reactants of photosynthesis? (Mark all of them!)
oxygen
glucose
carbon dioxide
water
sunlight
What are the products of photosynthesis? (Mark all of them!)
oxygen
glucose
carbon dioxide
water
sunlight
Both ___ are leftover as waste products after cellular respiration.
water & carbon dioxide
oxygen & glucose
carbon dioxide & oxygen
water & oxygen
Cellular Respiration involves the chemical breakdown of _____ to form ATP Energy
Fats
Fructose
Glucose
Proteins
What is cellular respiration?
the breakdown of glucose to release ATP
the breakdown of glucose to release carbon
Which statement about photosynthesis is correct?
Plants get the energy they need for photosynthesis from water.
Plants get the energy they need for photosynthesis from soil.
Plants get the energy they need for photosynthesis from sunlight.
Plants do not require energy to perform photosynthesis.
Which of the following is the correct equation for PHOTOSYNTHESIS?
6CO2 + 6H2O → 6O2 + C6H12O6
6CO2 + C6H12O6 + 6H2O → O2
6O2 +6H2O → 6CO2 +C6H12O6
C6H12O6 + 6O2 → 6H2O + 6CO2
What gas is released by plants during photosynthesis?
nitrogen
carbon dioxide
oxygen
hydrogen
Select all that are inputs for Photosynthesis.
Water
Carbon Dioxide
Oxygen
Sunlight (Light Energy)
Glucose (Sugar/food)
Select all that are outputs of Photosynthesis.
Water
Carbon Dioxide
Oxygen
Sunlight (Light Energy)
Glucose (Sugar/food)
Select all that are outputs of Cellular Respiration.
Water
Carbon Dioxide
Oxygen
ATP (Cellular Energy)
Glucose (Sugar/food)
Select all that are inputs for Cellular Respiration.
Water
Carbon Dioxide
Oxygen
Sunlight (Light Energy)
Glucose (Sugar/food)
What is the best prediction of the relationship between light intensity and the rate of photosynthesis?
There is no relationship between light distance and the rate of photosynthesis.
Distance between the light and the algae does not affect the rate of photosynthesis
The more distance between the light and the algae the greater the rate of photosynthesis.
The less distance between the light and the algae the greater the rate of photosynthesis.
What do cells need to perform the process of cellular respiration?
Sunlight, water (H2O) + carbon dioxide (CO2)
Proteins, lipids, carbohydrates, and nucleic acids
Lactose (C12H22O11) + soil
Glucose (C6H12O6) + Oxygen (O2)
What is created as a result of cellular respiration?
Glucose (C6H12O6) + Carbon dioxide (CO2)
Water (H2O) + Carbon dioxide (CO2) + ATP Energy
Proteins and lipids
Chloroplasts
How are photosynthesis and cellular respiration related?
They're not, they are completely different processes and neither the products nor reactants of either process are related
Both require sunlight to take place
The products of photosynthesis (C6H12O6 + O2) are the same as the reactants of cellular respiration. The products of cellular respiration (CO2 + H2O) are the same as the reactants of photosynthesis
They both take place in animal cells
True or False: The main purpose of photosynthesis is to create ATP for plants.
True
False
