Unit 1 review

What is the approximate density of a mineral with a mass of 262.2 grams that displaces 46 cubic centimeters of water?

• 1.8 g/cm3

• 5.7 g/cm3

• 6.1 g/cm3

• 12.2 g/cm3

A student examined a patch of mud and recorded several statements about footprints in the mud. Which statement is most likely an inference?

• There are five footprints in the mud.

• The depth of the deepest footprint is 3 centimeters.

• The footprints were made by a dog.

• The footprints are orientated in an east-west direction.

The diagram represents a solid object with a mass of 120 grams. what is the density?

• 0.50 g/cm3

• 2.0 g/cm3

• 5.0 g/cm3

• 6.0 g/cm3

A pebble has a mass of 35 grams and a volume of 14 cubic centimeters. What is its density?

• 0.4 g/cm3

• 2.5 g/cm3

• 490 g/cm3

• 4.0 g/cm3

A toy dinosaur is placed into a beaker containing 50 ml of water. The water level rose to 97 ml after the dinosaur was dropped inside the beaker. What is the volume of the toy dinosaur?

• 50 ml

• 47 ml

• 37 ml

• 40 ml

If this material is heated and expands, the density of the material will

• Remain the same

• Decrease

• increase

which phase (state) do most Earth materials have their greatest density?

• gaseous

• liquid

• solid

• They all have the same density

Which is an observation?

• I can jump high in tennis shoes because they have rubber on the bottom.

• Dinosaurs died out when they could not adapt to the changing climate

• The caterpillar did not eat the moth because it is not a carnivore.

• The container is filled to the 350 mL mark with water.

which is an inference?

• The Sun rose at 6:54 this morning.

• When the power is turned on, the game lights up and plays a song.

• The plant on the left is growing more because it has been receiving more water

• The caterpillar is green

Which do we use to measure volume?

• 
• 
• 
• by comparing it to another object