Electrons are the negatively charged particles
Answer:
The units and their physical quantities are the second for time, the metre for measurement of length, the kilogram for mass, the ampere for electric current, the kelvin for temperature, the mole for amount of substance, and the candela for luminous intensity.
The changes. You are measuring change. It could be Temperature, height, or any other form.
Answer:
about 5 billion years ago
Explanation:
Our solar system formed about 5 billion years a go from a dense cloud of interstellar gas and dust.
Overtime the ecosystem will start to decline...animals will start to die due to not having homes and the oxygen level in the environment will decline. It will be harder to live there and the sustainability will be low
