Mechanical energy is the sum of E potensial and E kinetical
Answer:
4
Explanation:
friction
weight
normal reaction
force to overcome inertia
Answer: Natural selection is taking place.
Explanation:
As you can see, the lighter colored mice are more visible than their surroundings, so the hawk picks them off one by one. the brown mice on the other hand are less visible, blending in with their surroundings, so they are successful, and pass on the genes that allow them to survive better.
- anonymous
Answer:
lemon juice , vinegar
Explanation:
Chemical Effects of Electric Current
Two substances other than water which conducts electricity are: (i) Lemon juice. (ii) Vinegar.