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WorksheetsFCAT Physical Science
Total questions: 47
Worksheet time: 12hrs 45mins
Observe the diagram below. Which container of water has molecules with the greatest average kinetic energy?
https://phet.colorado.edu/sims/html/states-of-matter-basics/latest/states-of-matter-basics_en.html
360C
420C
680C
820C
Christina has three substances. Each substance is a cube with a volume of 6 milliliters. She is going to place all three substances in a tub of water and wants to know which will float. Substance A has a mass of 4 grams, substance B has a mass of 8 grams, and substance C has a mass of 10 grams. Which substance will float?
https://phet.colorado.edu/sims/density-and-buoyancy/density_en.html
Substance A
Substance B
Substance C
In a car, 75 percent of the chemical energy of gasoline is lost as thermal energy. If the gasoline contains 1,000 kilojoules of energy, how much of that energy is used to actually move the car? Record your answer in kilojoules
250 kilojoules
25 kilojoules
750 kilojoules
1000 kilojoules
Observe the following diagram showing a wave. How many wavelengths are shown in the diagram. Record your answer as a whole number
http://www.physics-chemistry-interactive-flash-animation.com/electricity_electromagnetism_interactive/oscilloscope_description_tutorial_sounds_frequency.htm
4
2
3
1
Consider burning paper and making pie. Why would these actions be classified as chemical change?
They change densities
They create new substances
They change states of matter
They are actually physical changes
Observe the following diagram of an airplane flying east at the speed of 700 kilometers per hour (km). There is a wind blowing eastward at 40 km/h. What is the airplane's speed in kilometers per hour, with respect to the ground?
https://planefinder.net/?fbclid=IwAR1-4x3o-thr52PkKffB_m7CqkzkcU4IRd8-VfGpkc51B0GYbmvPDxiiqVE
300 km/h
740 km/h
260 km/h
360 km/h
What happens to the electrical energy used by a refrigerator to cool its inside?
The total amount of energy decreases
Some of the energy is lost as thermal energy
The energy is used in full without any loss
Energy increases during the transformation
Which of the following describes the energy transformations that occur when a lamp is plugged in and turned on?
Electromagnetic energy is converted into kinetic energy
Electrical energy is converted to light and thermal energy
Chemical energy is converted to thermal and mechanical energy
Mechanical energy is converted into electrical and chemical energy
Which of the following describes the nature of light?
https://phet.colorado.edu/en/simulation/molecules-and-light
https://phet.colorado.edu/en/simulation/bending-light
https://phet.colorado.edu/sims/html/wave-interference/latest/wave-interference_en.html
Light has only wave-like properties
Light has only particle-light properties
Light has properties of both particles and waves
All light consists of many different particles
The diagram below shows a runner and the course he runs. He completes the course in 20 seconds. What is his average speed in meters per second?
1 m/s
1,000 m/s
5 m/s
10,000 m/s
The following diagram shows a convection current in an oven. Which of the following describes what is occurring in the oven?
The coils warm the air in the oven, causing the cooler air to be moved in the back of the oven
The coils warm the oven, creating currents of warm air moving around the oven in all directions
The coils heat the air near the bottom, the warm air rises, the cooler air sinks to the bottom where it is warmed
The coils heat the air, causing the cooler air in the oven to rise to the top and the warmer air to circulate around the oven
Which of the following is a renewable resource currently being used by countries around the world?
Coal
Fusion
Natural Gas
Geothermal
A rock is dropped into a still pond. Waves radiate from the center and move out across the water. The diagram below shows the wave crests as they would appear from above. How many complete wavelengths are shown in the diagram?
https://phet.colorado.edu/sims/html/wave-interference/latest/wave-interference_en.html
1
6
10
12
The following table shows the characteristics of the parts of an atom. Based on the information, which of the following describes the interactions between the particles?
https://phet.colorado.edu/en/simulation/build-an-atom
Electrons are attracted to the nucleus
Neutrons help balance the charge of the atom
The electron cloud is lighter than the nucleus
Protons always have the same mass as neutrons
Tyra has four samples of metal, all with the same volume but with different masses. Tyra also knows the densities, in grams, per cubic centimeter (g/cm3), of certain metals. Which of Tyra's samples is copper (Cu)?
Sample A
Sample B
Sample C
Sample D
Solids, liquids and gases have very different properties. Explain what happens to the density, volume, mass and shape of an ice cube put in a glass jar and then left out in the Sun
https://phet.colorado.edu/sims/html/states-of-matter-basics/latest/states-of-matter-basics_en.html
Density decreases, volume increases, mass remains the same
Density and volume change but the mass increases
Density increases, volume decreases, and mass remains the same
Which of the following procedures increases the average kinetic energy of the molecules in a beaker of water?
https://phet.colorado.edu/sims/html/states-of-matter-basics/latest/states-of-matter-basics_en.html
Heating water from 00C to 1000C
Cooling steam at 1000C to ice at 00C
Molecules in a gas are in constant motion and are spread very far apart. Which description fits the molecular arrangement and motion of a solid?
https://phet.colorado.edu/en/simulation/states-of-matter
Tightly packed molecules that do not move
Loosely packed molecules that move randomly
Tightly packed molecules that compress over time
Tightly packed molecules that vibrate in fixed areas
Eliza mixes batter for a cake and puts it in the oven. What kind of change does the cake undergo as it bakes?
Biological
Chemical
Electrical
Physical
When a beam of light shines through a prism at a wall, bands of colors appear on the wall. Why does the light exit the prism differently than it enters?
https://phet.colorado.edu/en/simulation/bending-light
The prism changes the frequency of the light
The prism reflects the light at different speeds
The prism splits the light into waves and particles
The prism splits the light into its different wavelengths
Which of the following is NOT a property of electromagnetic waves?
http://earthguide.ucsd.edu/eoc/special_topics/teach/sp_climate_change/p_emspectrum_interactive.html
amplitude
charge
frequency
wavelength
What is the difference in the number of neutrons for the following elements?
https://ptable.com/
6.011
20.098
14.087
18
A rock falls from a ledge to the ground. What energy conversion occurs during this process?
http://phet.colorado.edu/sims/html/energy-skate-park-basics/latest/energy-skate-park-basics_en.html
Potential energy is converted into kinetic energy
kinetic energy is converted into potential energy
thermal energy is converted into mechanical energy
chemical energy is converted into mechanical energy
Using the figure below, describe the two main energy transfers.
https://phet.colorado.edu/en/simulation/legacy/circuit-construction-kit-ac-virtual-lab
chemical to mechanical
chemical to thermal
sound to mechanical
electrical to thermal
The information given in the table below gives the input and output energies from several types of engines. Which of these engines converts energy most effectively?
Engine 1
Engine 2
Engine 3
Engine 4
A steam engine converts 20 percent of its input energy into useful work. How many kilojoules of work does this engine do if its input is 300 kilojoules?
20
40
60
300
When you sit indoors near a window on a sunny day, your skin gets warm. How does this happen?
https://phet.colorado.edu/en/simulation/greenhouse
The Sun's energy reaches your skin as radiation
Heat from the Sun makes your skin warm by conduction
The Sun's energy is conducted to your skin by the glass
Heat from the room is reflected from the window onto your skin
Andrea observes waves moving in a pond. She counts 21 waves passing a given point in 14 seconds. What is the frequency in hertz?
https://phet.colorado.edu/sims/html/wave-interference/latest/wave-interference_en.html
21 Hz
14 Hz
1.5 Hz
The string of a violin held down at the point shown in the figure. How much will this affect the frequency and pitch of sound waves made if the string is vibrated?
https://phet.colorado.edu/en/simulation/wave-on-a-string
frequency will slow and pitch will go down
frequency will increase and pitch will go up or squeek
In the figure below, energy from the falling water is used to power the mill. Which of the following correctly describes the loss of energy between the falling water and the mill?
https://www.edumedia-sciences.com/en/media/465-hydroelectric-plant
Friction causes mechanical energy to convert to light energy
Friction causes mechanical energy to convert into thermal energy
Friction causes mechanical energy to convert into chemical energy
Friction causes mechanical energy to convert into electrical energy
Which of the following correctly describes the process of water freezing?
Be sure to select "water" https://phet.colorado.edu/en/simulation/states-of-matter
The ordered liquid water molecules become more disordered as they become ice
The disordered liquid water molecules becomes more ordered as they become ice
The ordered liquid water molecules become more ordered as they become ice
The disordered liquid water molecules become more disordered as they become ice
A train travels at a constant speed of 125 kilometers per hour. How many minutes does it take the train to travel 25 kilometers?
10 minutes
12 minutes
15 minutes
20 minutes
Which of the following correctly describes the force between two magnets?
https://phet.colorado.edu/en/simulation/legacy/magnets-and-electromagnets
The force increases the charge of the magnets
The force increases as the distance between the magnets with opposite poles increases
The force increases as the distance between similar poles of the two magnets decreases
The force increases as the distance between opposite poles of the two magnets decreases
Assume the ramp shown in the figure below has frictionless surface. How much work, in newton-meters, is done in raising the crate to the top of the ramp?
http://phet.colorado.edu/sims/html/forces-and-motion-basics/latest/forces-and-motion-basics_en.html
1.5 newton-meters (joules)
500 newton-meters (joules)
2050 newton-meters (joules)
2000 newton-meter (joules)
An automobile is moving forward. If all of the forces on the automobile are balanced by equal and opposite forces, what must be true about the motion of the automobile?
http://phet.colorado.edu/sims/html/forces-and-motion-basics/latest/forces-and-motion-basics_en.html
The automobile increases speed in the forward direction
The automobile decreases speed in the forward direction
The automobile continues to move forward at a constant speed
The automobile gradually changes direction while maintaining speed
A speedboat traveling east at a constant speed of 25 kilometers per hour (km/h) encounters a current directed south at a constant speed of km/h. Which segment of the figure below indicates the overall direction in which the speedboat travels with respect to the shore?
Segment 1
Segment 2
Segment 3
Segment 4
A boat is driven forwards by a force of 5000 newtons (N). If the water provides a resisting force equal to 4360 N, what is the net force, in newtons, acting on the boat?
http://phet.colorado.edu/sims/html/forces-and-motion-basics/latest/forces-and-motion-basics_en.html
640 N
9360 N
5000 N
360 N
A stone falling from a cliff increases speed until it reaches constant velocity, or terminal velocity, What does the stone's motion tell you about the forces acting on the stone?
The force of weight is being counteracted by the force of lift
The force of thrust is being counteracted by the force of weight
The force of drag is being counteracted by the force of weight
The figure below shows several forces (in newtons) acting on a cart. Describe the motion, if any, of the cart in terms of net force and acceleration.
http://phet.colorado.edu/sims/html/forces-and-motion-basics/latest/forces-and-motion-basics_en.html
The net force is 60 N and the cart is accelerating forward
The net force is 185 N and the cart is accelerating forward
The net force is 135 N and the cart is accelerating forward
The net force is 50 N and the cart is not accelerating at all
Waterways can become contaminated with mercury. Mercury is an extremely harmful element when ingested because it can damage the nervous system, lungs, kidneys and reproductive systems of wildlife and humans. If bodies of water within the Everglades National Park became contaminated with mercury, which of the following will NOT be a possible effect?
Animals that eat fish caught in the park might suffer neurological damage
Fewer fish hatchlings might mature causing a decline in the fish population within the park
Fewer songbird and wetland bird eggs might hatch, causing a decline in bird populations within the park
Animals who feed on mercury-contaminated animals will have offspring that are immune to the effects of the mercury
Car engines operate by burning gasoline to release stored energy. In most engines, only one-third of that energy can be used to move the car. What happens to the rest of the energy?
It is converted into electricity
It is used to recharge the car's battery
It is destroyed during the burning process
It is wasted as thermal energy
A person jumps from an airplane with a parachute. Which form of energy is decreasing as the person falls to the ground?
http://phet.colorado.edu/sims/html/energy-skate-park-basics/latest/energy-skate-park-basics_en.html
Potential
Chemical
Kinetic
Nuclear
Kayla fills a glass with ice water. She places the glass outside on a hot summer day. In which direction does thermal energy flow?
From the water into the ice
From the ice into the water
From the ice into the outside air
From the glass to the outside air
On a hot, humid afternoon, warm air is forced upward along a cold front. What is the likely outcome of this event?
https://www3.epa.gov/safewater/kids/flash/flash_watercycle.html
http://earthguide.ucsd.edu/earthguide/diagrams/watercycle/
A clear sky
A thunderstorm
A dense fog
A snow shower
Humans obtain renewable resources from the environment. Which of these natural resources is renewable?
Nuclear
Energy from coal
Geothermal
Minerals used in industry
A citrus farmer learned that the overnight temperature would drop below freezing. He then told his workers to spray the oranges with water so that the water would freeze and protect the fruit. How would the ice protect the oranges from the freezing temperature?
As the water freezes, the orange's energy increases as a reaction to the ice
The freezing temperatures transfer the thermal energy through the ice to the oranges
As the water freezes, thermal energy is transferred to the oranges to keep them warm
The farmers should have put heaters next to the oranges instead of spraying water on them
What is the amplitude of the waves pictured?
https://phet.colorado.edu/sims/html/waves-intro/latest/waves-intro_en.html
2 meters
1 meters
1.5 meters
4 meters
