File:No file chosen Whenever electrons of an atom unite with electrons of another atom, a chemical change occurs.

What is the cause?
What kind of change occurs?
Water expands when it freezes. Expanded ice floats on lakes and ponds.

What causes the water to expand?
What is the effect on the expanded ice?
Some metals will expand when heated. Expanded metals may bend.

What causes the metal to expand?
What are the effects of the expanded metal?
Gases expand when heated. An expanded gas occupies more space.

What causes the gas to expand?
What are the effects of the expanded gases?
Answer the above questions and give an example of a cause and effect relationship. See if you can think up a cause and effect relationship using acids, bases, and neutralization.

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

In the nineteenth century, gregor mendel first determined some basic rules of genetics that have been observed throughout all types of life. no observations have disproved these basic rules of genetics. charles darwin developed the idea of biological evolution around the same time, but he was unaware of mendel’s discoveries in genetics. over a century later, darwin’s idea of evolution was modified in order to incorporate mendel’s rules of genetics along with the other evidence that darwin had used. what is most likely the relationship between mendel’s rules of genetics and darwin’s idea of biological evolution? a.)mendel’s genetics states laws that are now part of the theory of biological evolution.b.)biological evolution states laws that are part of mendel’s theory of genetics.c.)mendel’s genetics replaced darwin’s entire concept of biological evolution.d.)biological evolution is a law that explains why all genetics exist.

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?