Chemistry, 21.11.2020 04:20 aprilpendergrass
1. A television works by transforming electrical energy into what other kinds of energy?
2. When the water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occur?
A. Electrical - light - Mechanical
B. Chemical - Mechanical - Electrical
C. Mechanical - Chemical - light
D. Mechanical - Electrical - light
3. Some students observing a classroom device being used noticed the below energy transformations. Which device were the students most likely observing?
A. A triple beam balance measuring am objects mass
B. A pencil plugged into a wall
C. A projector displaying a diagram on the screen
D. A working flashlight used to light up the dark corner
4. What would be a potential energy problem when collecting wind energy?
A. Wind is no renewable
B. Wind is unpredictable
C. Wind makes pollutants
D. Wind turbines are cheap to make.
Answers: 3
Chemistry, 22.06.2019 07:30, reaperqueen21
Compare and contrast the bohr model and the electron cloud models of the atom.
Answers: 1
Chemistry, 22.06.2019 14:30, Priskittles
What state of matter is ice a. liquid b. element c. solid d. gas
Answers: 1
Chemistry, 22.06.2019 20:00, AaronEarlMerringer
What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol
Answers: 1
1. A television works by transforming electrical energy into what other kinds of energy?
2. When th...
Mathematics, 08.01.2021 01:00
Mathematics, 08.01.2021 01:00
Mathematics, 08.01.2021 01:00
Biology, 08.01.2021 01:00
Mathematics, 08.01.2021 01:00