Energy 02 - Energy Bar Charts (P)

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*For all situations, assume the
- object begins at the origin.
- h = 0 (zero height) is always at ground level.

* For energy bar charts, use as little energy blocks as possible to adequately represent the situation.

Email *

Example: A cubic velociraptor is pushed North along the dirt. The velociraptor is moving slowly North and speeding up.

On a sheet of paper, complete the following for the situation above before continuing to the next section:
a. Sketch
b. Energy bar chart

Answer on Paper

Answer in Form

On a sheet of paper, complete the following for each situation below:

a. Sketch
b. Energy Bar Chart

1. A cubic brachiosaurus is sliding along a flat section of concrete. It is moving slowly to the right.

2. A cubic stegosaurus is on the floor of a closed elevator. The stegosaurus is always in contact with the floor of the elevator. The elevator is moving upwards at a constant speed.

3. A cubic supersaurus is slowing down as it slowly slides down a sandy slope.

4. A cubic apatosaurus is falling quickly downwards through the air. It is speeding up.

5. A cubic triceratops is pulled up a super-smooth hill made of ice. It is moving slowly at a constant speed.

a. From the image below, select the sketch that best matches the one you drew for each situation.

5 points

1. brachiosaurus

2. stegosaurus

3. supersaurus

4. apatosaurus

5. triceratops

Clear selection

1b. brachiosaurus - Enter your energy bar chart below.

6 points

-4

-3

-2

-1

EK'

Eg'

ΔEth

Clear selection

2b. stegosaurus - Enter your energy bar chart below.

6 points

-4

-3

-2

-1

EK'

Eg'

ΔEth

Clear selection

3b. supersaurus - Enter your energy bar chart below.

6 points

-4

-3

-2

-1

EK'

Eg'

ΔEth

Clear selection

4b. apatosaurus - Enter your energy bar chart below.

6 points

-4

-3

-2

-1

EK'

Eg'

ΔEth

Clear selection

5b. triceratops - Enter your energy bar chart below.

6 points

-4

-3

-2

-1

EK'

Eg'

ΔEth

Clear selection

Submit

Clear form

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