Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
Which process releases energy from digested food? |
Cellular respiration |
|
|
What is a mixture? |
When two or more substances are combined but keep their own chemical identity Ex: Seawater---->Water and various salts |
|
|
What is a compound? |
A substance formed when two or more chemical elements are chemically bonded together Ex: Pure Water---->Hydrogen and Oxygen |
|
|
Which elements have similar reactions? |
Ones in the same column |
|
|
Noble Gas---->Far right (stable) Halogens----->Right side (aggressive) Alkaline-----> Far left (aggressive) |
|
|
How do you find an elements' place on the periodic table? |
Look at the top # since the numbers go in numerical order |
|
|
How many chromosomes are there in a body cell compared those in a sex cell in a mammal? |
Twice as many Ex: 22 sex chromosomes---->44 body chromosomes |
|
|
How can you separate sand from other substances in a beaker? |
A filter |
|
|
How to you separate dissolved sugar from a sugar-water solution? |
Boil the water |
|
|
Rule For Magnetism |
Opposites attract |
|
|
How long does it take for the Earth to make a full rotation? |
About 24 Hrs. |
|
|
How long does it take for the Earth to orbit around the sun once? |
365 days |
|
|
How long does it take for the moon to rotate around earth once? |
About 30 days |
