Energy Bar Charts

• A ball is held at a height, then slowly released and held at rest at a lower height.

• A ball is held at a height, then slowly released to the ground.

• A ball is thrown upwards from ground level.

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NGSS.HS-PS2-1

• A ball is held still at 1m height, then raised to 4m height to be held still there.

• A ball is held still at 4m height, then lowered to 4m height to be held still there.

• A ball is thrown upwards.

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NGSS.HS-PS2-4

Which description of motion matches this bar chart?

• The driver of a car slows down on a level roadway

• A golf ball rolls up a hill and comes to a stop

• A skydive falls at constant speed

• A girl on a sled starts at rest on a hill then slides down

Which description of motion matches the bar chart?

• A baseball player slides into second base and comes to a stop

• From the top of a hill, a skier uses her poles to help her ski down the hill with no friction

• A car is accelerating from rest on a level road

• A golf ball is rolling up a hill with some resistance from the grass

What is the primary purpose of using energy bar charts in physics?

• To visually represent the distribution of energy in a system

• To calculate the exact amount of energy in a system

• To compare energy levels between different systems

• To measure the speed of energy transfer

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NGSS.HS-PS3-2

NGSS.HS-PS3-4

In an energy bar chart, which type of energy is typically represented by a bar labeled 'KE'?

• Kinetic Energy

• Potential Energy

• Thermal Energy

• Chemical Energy

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NGSS.MS-PS3-1

When analyzing a closed system using energy bar charts, what does it mean if the total height of the bars remains constant?

• Energy is conserved within the system

• Energy is being lost to the surroundings

• Energy is being gained from the surroundings

• Energy is being converted to mass

Tags

NGSS.HS-PS3-4

Which of the following scenarios would best be analyzed using an energy bar chart?

• A car accelerating on a flat road

• A chemical reaction in a closed container

• A pendulum swinging in a vacuum

• A light bulb converting electrical energy to light

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

How can energy bar charts help in understanding energy transformations in a roller coaster ride?

• By showing the conversion between potential and kinetic energy at different points

• By calculating the speed of the roller coaster at each point

• By measuring the force exerted by the roller coaster

• By determining the mass of the roller coaster

Tags

NGSS.HS-PS3-2

In an energy bar chart, what does a decrease in the height of the thermal energy bar indicate?

• A decrease in temperature

• An increase in temperature

• A decrease in kinetic energy

• An increase in potential energy

Tags

NGSS.HS-PS3-4