objective: sol ps.6 the student will investigate and understand forms of energy and how energy is...
TRANSCRIPT
Objective: SOL PS.6 The student will investigate and understand forms of energy and how energy is transferred and transformed.
Have out: agendaClamshell the laptop
If you have chewing gum, spit it out
Our learning/language goals: Identify energy conversionsIdentify types of energyReview for the test
Write in your agendaTest on PS 6 next classFinish google classroom review activity by Jan 25
*movies 2 and 3 are on my school fusion page if you cannot see them on your computer
Add to your grade chart:16 PS 6 open note computer quiz17 SOL 8-1218 SOL 15-1919 warm ups20 PS 6a kinetic and potential energy21 PS 6b other forms of energy
Have out:-your warm ups-calculator-notes if you need them
January 15 (entry 8)1-6
1. A diver with a weight of 200N is standing on a platform that is 5m off the ground. What is the diver's gravitational potential energy? ___j
2. At which point does a roller-coaster have the greatest mechanical energy? (hint…maybe seem like a trick question to you)
A At the bottom of the tallest hill B As it is climbing up the tallest hill C Mechanical energy does not change D. At the top of the tallest hill
3. Gravitational potential energy is potential energy that depends on what? (think about the formula)
A Temperature B Length C Height D Volume
4. If the boy in the picture jumps off the diving board, what energy conversion will take place?
A Thermal to kinetic B Kinetic to potential C Potential to kinetic D Electrical to light
5. Which type of energy change is occurring from picture A to picture B?
A. mechanical energy to kinetic energy B. kinetic energy to mechanical energy C. kinetic energy to potential energy D. potential energy to kinetic energy
6 What best describes the energy conversion that occurs when you turn on a hair dryer?
A Chemical thermal light and sound⇒ ⇒ B Electrical kinetic thermal and sound⇒ ⇒ C Nuclear electrical thermal and sound⇒ ⇒ D Kinetic light thermal and sound⇒ ⇒
Let’s go over the answers with checking pen
1. A diver with a weight of 200N is standing on a platform that is 5m off the ground. What is the diver's gravitational potential energy?
1000j
2. At which point does a roller-coaster have the greatest mechanical energy? (hint…maybe a trick question to you)
A At the bottom of the tallest hill B As it is climbing up the tallest hill
C Mechanical energy does not change D. At the top of the tallest hill
3. Gravitational potential energy is potential energy that depends on what? (think about the formula)
A Temperature B Length
C Height D Volume
4. If the boy in the picture jumps off the diving board, what energy conversion will take place?
A Thermal to kinetic B Kinetic to potential
C Potential to kinetic D Electrical to light
5. Which type of energy change is occurring from picture A to picture B?
A. mechanical energy to kinetic energy B. kinetic energy to mechanical energy C. kinetic energy to potential energy
D. potential energy to kinetic energy
6 What best describes the energy conversion that occurs when you turn on a hair dryer?
A Chemical thermal light and sound⇒ ⇒
B Electrical kinetic thermal and ⇒ ⇒sound
C Nuclear electrical thermal and sound⇒ ⇒ D Kinetic light thermal and sound⇒ ⇒
On your warm ups:I can or need to review: energy
conversions.Turn in all your warm ups-check for
name and page 5 on all of them!
Open up laptopGo to Google classroom
Make sure you have joined the Baldrige test reflection class on google classroom
To Do: First Take the review quiz on google classroom-you can use your notesWork on google classroom activity
Review sheet-use it to study for the test-answer key on school fusion
Review Sheet for PS 6 test 1. A rock climber with a weight of 200N is standing on a cliff that is 5m off the ground. What is his
gravitational potential energy? ___________
2. Choose Kinetic or Potential Energy: Energy of moving objects ________ 3. Two people are climbing the stairs. One is 3m up and weighs 100N; the other is 2m up and weighs 150N. Which is true? ___they have the same gravitational potential energy ___the first person has greater gravitational potential energy ___there is not enough information to determine which has more gravitational potential energy 4. Gravitational potential energy is potential energy that depends on ____________________ 5. When you stretch a rubber band, you give it ____________________ energy.
6. A roller coaster would have the greatest kinetic energy at the ______________ of the tallest hill. It has the greatest potential energy at the _________ of the tallest hill.
7. Cells in your body store ________________ energy.
8. If the boy in the picture jumps off the diving board, what is the energy conversion?
__________ to _______________
9. ________________ energy is energy at rest 10. The type of energy change from picture A to B is ________________ to _______________
11. A jar sitting on a shelf would be an example of ____________________ energy.
12. Which converts electrical energy into kinetic energy and sound energy? ____________________
___ electric toothbrush ___toaster ___flashlight ___iron
13. Which of these describes the energy conversion when you turn on a hair dryer? ___chemical-thermal-light and sound ___electrical-kinetic-thermal and sound ___nuclear-electrical-thermal and sound ___ kinetic-light-thermal and sound
Work alone or with a partner to answer the questions, if you are not sure of the answer, circle it so you know to study it
#16 is specific heat
Let’s check
Review Sheet for PS 6 test 1. A rock climber with a weight of 200N is standing on a cliff that is 5m off the ground. What is his
gravitational potential energy? 1000j
2. Choose Kinetic or Potential Energy: Energy of moving objects ________ 3. Two people are climbing the stairs. One is 3m up and weighs 100N; the other is 2m up and weighs 150N. Which is true?
___they have the same gravitational potential energy ___the first person has greater gravitational potential energy ___there is not enough information to determine which has more gravitational potential energy
4. Gravitational potential energy is potential energy that depends on position
5. When you stretch a rubber band, you give it potential energy.
6. A roller coaster would have the greatest kinetic energy at the bottom of the tallest hill. It has the
greatest potential energy at the top of the tallest hill.
7. Cells in your body store chemical energy.
8. If the boy in the picture jumps off the diving board, what is the energy conversion?
potential to kinetic
9. potential energy is energy at rest 10. The type of energy change from picture A to B is
potential to kinetic
11. A jar sitting on a shelf would be an example of potential energy.
12. Which converts electrical energy into kinetic energy and sound energy? electric
toothbrush
13. Which of these describes the energy conversion when you turn on a hair dryer? ___chemical-thermal-light and sound
___electrical-kinetic-thermal and sound ___nuclear-electrical-thermal and sound ___ kinetic-light-thermal and sound
14. Which of these are fossil fuels (3)? ___water natural gas petroleum coal
15. Which best describes the energy conversion that takes place in a microwave oven?
___electrical-light-thermal ___ electrical-thermal-sound ___nuclear-thermal-chemical ___ chemical-thermal-light
16. amount of energy required to raise 1kg of a substance by 1 Kelvin is called specific heat
17. Hydroelectric energy converts potential energy of falling water to kinetic energy to electrical energy.
18. Water flowing over a waterwheel is an example of kinetic energy transforming into which of these energies:
___thermal ____ electrical ___mechanical ___ chemical 19. Which three of these waves are examples of mechanical waves?
___light ___sound ___ seismic ___water
20. This shows the energy change from chemical to electrical to light
21. Photosynthesis shows light energy transformed to chemical energy by plants.
22. A battery is placed inside a flashlight and then the flashlight is turned on.
The chemical energy of the battery is changed to light energy.
23. Internal motion of particles (moving and vibrating) of matter creates heat energy. 24. When gas is burned to push the pistons up and down in a car engine, chemical energy
is transformed to mechanical energy.
25. An object’s kinetic energy increases as the object ___
___speeds up ___stops moving ___loses mass ___slows down
For the rest of the class, you can:-play review games on my school
fusion site (under PS 6)-work on google classroom activity-read-work on other homework
Our learning/language goals: Identify energy conversionsIdentify types of energyReview for the test