Qualitative vs. Quantitative
Observable features like texture, flexibility and color are examples of which property?
qualitative
Which is the following is the best example of a NEW SUBSTANCE forming as a result of an interaction?
a. lighting a match
b. cutting a piece of paper
c. popping a balloon
d. hitting a nail with a hammer
Lighting a match
Which best explains why asphalt (blacktop) gets hot during a sunny day?
a. its dark color reflects heat
b. its dark color absorbs heat
c. its dark color transfers heat
d. its dark color produces its own heat
its dark color absorbs heat
Thomas completes an experiment by adding 50 grams of sugar to 100 grams of water. Which most likely describes the outcome of this experiment?
a. the sugar and water mixture equals 50 grams
b. the sugar and water mixture equals 100 grams
c. the sugar and water mixture equals 150 grams
d. the sugar and water mixture equals 200 grams
the sugar and water mixture equals 150 grams
Measurable features like weight, volume and mass are examples of which property?
quantitative
Which of the following interactions results in a NEW MATERIAL being formed?
a. slicing a pizza
b. mixing sand and water
c. chopping wood
d. baking a cake
baking a cake
Which best explains why most coolers are made of plastic?
a. plastic is melted easily
b. plastic is an insulator
c. plastic is a conductor
d. plastic is heavy
plastic is an insulator
Lisa bought a box of candles weighing 30 ounces. There were 5 candles in the box. Lisa left the box in her car, and the candles melted together, forming one piece of wax. How will the weight of the box most likely be affected by this change?
a. the box will weigh five times and much as its original weight
b. the box will weigh twice as much as its original weight
c. the box will weigh the same as its original weight
d. the box will weigh one fifth of its original weight
the box will weigh the same as its original weight
Which of the following is a quantitative property of an apple?
a. the apple looks round
b. the apple feels smooth
c. the apple measures 7 centimeters
d. the apple tastes sweet
the apple measures 7 centimeters
Which best describes what happens when paper burns?
a. a new material forms
b. materials are mixed together
c. materials stay the same
d. no change takes place
a new material forms
Which best explains why metal rods cook hot dogs faster over a campfire than wooden sticks?
a. metal radiated heat
b. metal conducts heat
c. metal evaporates heat
d. metal insulates heat
metal conducts heat
Emma is serving popsicles at her birthday party. She makes the popsicles by combining 30 ounces of water with 30 ounces of fruit punch. She has to put the popsicles in the freezer for at least 4 hours. When she retrieves the popsicles for her party, what will she most likely observe?
a. They have changed form and doubled in mass.
b. They will have not changed form and lost mass.
c. They will have changed form and remained the same mass.
d. They will have not changed form, but will have doubled in mass.
They will have changed form and remained the same mass.
The banana is bright yellow and is 7 inches long. This is an example of
a. qualitative data
b. quantitative data
c. both
both
Two students infer that they have produced a new substance when mixing vinegar and baking soda. They observe bubbles forming, baking soda dissolving, no change in odor, and vinegar turning cloudy. Which observation supports this inference?
a. bubbles forming
b. no change in odor
c. baking soda dissolving
d. vinegar turning cloudy
bubbles forming
Shawn pours hot coffee into a metal cup; Melissa pours hot coffee into another type of cup. After about thirty minutes, Melissa notices that her coffee is still hot, while Shawn’s coffee is no longer hot.
Which material is Melissa’s cup most likely made out of?
a. ceramic
b. paper
c. copper
d. styrofoam
styrofoam
Jon stirred 10 grams of salt into 100 grams of water. Which is most likely the mass of the salt water?
110 grams
Students weighed a beaker on a scale and it read 28 grams. The students then added ice into the beaker and the scale now read 58 grams. How much does only the ice, without the beaker, weigh?
30 grams
Bobby ordered a 16-ounce steak for dinner. He then cut the steak into 10 small pieces. How much did the pieces weigh all together after he cut up the steak?
a. 0.16 ounces
b. 1.6 ounces
c. 16 ounces
d. 160 ounces
16 ounces
Which of the following correctly describes heat transfer?
a. the heat from a warmer objects transfers its heat to the cooler object until they are the same temperature
b. the cold from a cooler objects transfers its cold to the warmer object until they are the same temperature
c. the heat does not transfer
the heat from a warmer objects transfers its heat to the cooler object until they are the same temperature
An unopened 8-oz chocolate bar is left in a car on a hot, sunny day. When the chocolate bar is brought inside to eat, it is still unopened but melted.
What is the mass of the candy bar?
8 oz