1. Which shows that chemical energy is changed to mechanical energy?
A tapping the drum
B. plucking the guitar
C. sihtching on the light bulb
D. a horse running after eating grass
2. Which energy transformation takes place when running?
A. mechanical energy to light
B. mechanical energy to sound energy
C. chemical energy to electrical energy
D. chemical energy to mechanical energy
3. How does energy transiorm when tapping a drum?
A electrical energy to Eght energy
B. chemical energy to heat energy
C. cherical energy to sound energy
D. mechanical energy to sound energy
4. Which is atrays produced when there is energy transformation?
A heat
B. Sght energy
C. chemical energy
D. electrical energy
5. Which transformation of energy happens when a generator powers a television?
A. tght energy
sound energy
B. mechanical energy light and sound energy
C. electrical energy
sound energy
D. light and sound energy
mechanical energy
2. Maria used her cell phone to call her mother. After a few minutes, she felt the
phone getting wam Which diagram correctry shows the energy transformation
that took place?
A chemical
ight and sound
B. chemical
electrical and heat
C. cherrical
light
D. electrical
sound and heat
- sound​