1.
What are the two senses you should use to observe materials in a laboratory?A) touching and smelling B) seeing and tasting C) touching and hearing D) seeing and hearing 2.
What is a physical property of water?A) reacts with sodium B) pH of 7 C) not flammable D) liquid at room temperature 3.
What are the four states of matter?A) heat, temperature, length, and mass B) solid, liquid, vacuum, and plasma C) color, shape, size, and density D) solid, liquid, gas, and plasma 4.
An example of a change of state is __________.A) paper burning B) exposing photographic film C) ice cubes melting D) liquid filling a glass 5.
The boiling point of water is __________.A) 100°C B) -195.8°C C) 357°C D) 0°C 6.
What is a property of many metals?A) liquid at room temperature B) dull appearance C) soft D) shiny appearance 7.
Density is defined as __________.A) the shape of a certain mass B) the amount of mass in a given volume C) the amount of volume to a certain shape D) the length of a certain mass 8.
Which state of matter does not occur at room temperature?A) solid B) liquid C) plasma D) gas 9.
Malleability is __________.A) the ability to be hammered, pressed, or rolled into thin sheets B) the ability to be drawn out into a wire C) the shininess of an object D) the hardness of an object 10.
Why does a liquid fill the shape of a container?A) because the particles of the liquid are constantly moving B) because this is a chemical property C) because the particles do not move D) because the matter has changed state 11.
The amount of a substance does not affect its __________.A) mass B) volume C) length D) boiling point 12.
If you have an unknown liquid in a laboratory, how might you identify it?A) test its boiling point B) taste it C) smell it D) touch it 13.
What substance does not have the property of ductility?A) copper B) water C) silver D) platinum