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

1. 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

1. 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

1. True or False: Science and Technology are not related.
   

True

False

1. Which of these units is the longest?
   

A- Centimeter

B- Kilometer

C- Millimeter

D- Meter

1. When metal is heated, it can be molded into different shapes. Metal is ___.
   

A- Viscous

B- Flammable

C-Malleable

D- Hard

1. 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

1. 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.

1. All of the following are elements EXCEPT____
   

A- sugar

B- aluminum

C- hydrogen

D- iron

1. What is the atomic number of arsenic?
   

A-200

B-33

C-205

D-75