1. What are SI unit and number for mass in the following statement? An 85-pound boy throws a 5 kilogram ball 8 meters ahead of him. It takes the ball 6 seconds to fall to the ground.
A- 8 meters
B- 85 pounds
C- 5 kilograms
D- 6 seconds
2. Which of the following are areas of physical science?
A- Biology and Chemistry
B- Chemistry and Physics
C- Physics and Astronomy
D- All of the above
3. Two variables are indirectly proportional. This means___
A- One variable increases, which causes the other variable to increase.
B- One variable increases, which causes the other variable to decrease.
C- Both variables are constant
D- None of the above
4. True or False: Science and Technology are not related.
True
False
5. Which of these units is the longest?
A- Centimeter
B- Kilometer
C- Millimeter
D- Meter
6. When metal is heated, it can be molded into different shapes. Metal is ___.
A- Viscous
B- Flammable
C-Malleable
D- Hard
7. All pure substances____.
A- contain only one type of atom
B- can be broken down into simpler substances
C- cannot be broken down into simpler compositions
D- have a fixed composition
8. Charles's Law states...
A- When temperature increases volume increases.
B- When temperature decreases, volume increases.
C- When pressure decreases, volume increases.
D- When pressure decreases, volume decreases.
9. All of the following are elements EXCEPT____
A- sugar
B- aluminum
C- hydrogen
D- iron
10. What is the atomic number of arsenic?
A-200
B-33
C-205
D-75