Answer:
popcorn kernels aren't living things
Explanation:
characteristics they have that show proof they are living organisms:
• movement when exposed to heat
• irritability/sensitivity since they react to change of temperature
• growth since when they are exposed to high temperatures they grow and become bigger
We can determine if they are living or not by:
• seeing if they respire
• seeing if they need nourishment
• seeing if they can excrete
• seeing if they can reproduce
In conclusion they aren't living things
Answer:18 kcal
Explanation:
Law of ecological pyramid - the production of organisms of each subsequent trophic level is always on average up to 10 times less than the production of the previous one
1800/10=180
180/10=18
20. Cell Membrane 19. Mitochondria 18.<span> Osmosis</span>
Answer:
The lower pressure balloon will expand. Figure 2 (above left) shows a typical initial configuration: the smaller balloon has the higher pressure. So, when the valve is opened, the smaller balloon pushes air into the larger balloon. It becomes smaller, and the larger balloon becomes larger.
Hope this is helps out
Explanation:
