Answer:
Radioactive isotopes has a characteristic half life that is ranging from less than a second to million of years.
Explanation:
One of the characteristics of radioactive material is that the radio active isotopes instantly gives off particles. This process is termed as radio active decay.For this activity pennies are used pennies headed up it means that nuclei have undergone radio active decay, or tails up it means that nuclei that haven't yet decayed.
Answer:
C= sun
Explanation:
The Sun is the primary source of energy for Earth's climate system is the first of seven Essential Principles of Climate Sciences.
Examples of Common Lipids. ... Examples of common lipids include butter, vegetable oil, cholesterol and other steroids, waxes, phospholipids, and fat-soluble vitamins. The common characteristic of all of these compounds is that they are essentially insoluble in water yet soluble in one or more organic solvents
Answer:
Climate change, shortage of natural resources, waste in the environment, decreasing biological diversity, toxic chemicals, water pollution, shortage of water resources and air pollution.
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Answer:
It tells when a fossilized organism was born. It tells where a fossilized organism was found.
Explanation: