Nabawi

Pemanasan:

Siapa yang menang class meeting futsal kelas 3-4 tahun ajaran 2022-2023

• 4A

• 4B

• 4C

• 3A

• 4A

What type of energy allows us to hear?

• Mechanical

• Light

• Thermal

• Sound

How many protons does an atom of Carbon have? 

• 3
• 12.011
• 6
• none

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

A bicycle in motion uses what kind of energy?

• Light

• Sound

• Electrical

• Mechanical

Mechanical energy is......

• molecules that move faster to change the temperature

• the energy produced by a machine or moving part.

• vibrations that travel in waves

• movement of electrically charged particles

_{Gasses do not have a shape or volume of their own. You cannot see most gasess.}

• True
• False

What type of energy is this?

• Mechanical

• Electrical

• Light

• Sound

A molecule is...

• two or more atoms linked together
• anything that has mass and takes up space

This picture is an example of...

• mechanical energy

• light energy

• electrical energy

• sound energy