1 st QT Review. 1. Which of the following is TRUE about science?. A. Science is democratic. B. Science ideas are permanent. C. Science can provide complete answers to all questions. D. Science is a complex social activity. 2.
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Which of the following is TRUE about science?
A. Science is democratic.
B. Science ideas are permanent.
C. Science can provide complete
answers to all questions.
D. Science is a complex social activity.
When Harold Urey, author of one textbook theory on the origin of the moon's surface, examined the moon rocks brought back from the Apollo mission, he immediately recognized this theory did not fit the hard facts laying before him. "I've been wrong!" he proclaimed without any thought of defending the theory he had supported for decades.
Which of the following attitudes of a scientist was shown by Harold Urey?
Before, matter was classified into 3 states. Now, plasma is accepted as the 4th state and BEC is accepted as the 5th. What does this say about scientific knowledge?
A. Scientific knowledge is difficult.
B. Scientific knowledge is changing.
C. Scientific knowledge is unreliable.
D. Scientific knowledge is permanent.
Read the following problem:
What is the effect of temperature on the rate at which milk sours?
Which of the ff. is a valid hypothesis?
A. If elves do magic on milk when no one is
looking, then it will turn sour.
B. If vinegar is added to milk, then it will turn sour
C. If temperature is increased, then the rate at
which milk turns sour will also increase.
D. If I mix two brands of milk, then the rate at which
milk turns sour will also increase.
Jarren wanted to compare the study habits of boys and girls so he conducted surveys and interviews with students from Xavier and ICA.
What Jarren did illustrates which of the following parts of the scientific method?
A. gathering data
B. stating the problem
C. formulating a hypothesis
D. formulating a conclusion
A volcanologist noted the following:
- increased occurrence of small earthquakes
- swollen volcano slopes due to magma buildup
Based on the volcanologist’s findings and other supporting information, PHIVOLCS announced that there is an upcoming volcanic eruption.
The italicized statement above is a/an:
James licked the final square, posted it at the top corner of the envelope and dropped it in the large blue box. He hoped it would get there in time. Nobody likes a late birthday message.
Infer on what James is doing.
Of all the chores around the house, this was Taylor’s least favorite. Folding the laundry was fine and doing the dishes was alright. However, he couldn’t stand hauling the large bags over to the giant silver canisters. The awful smell and the possibility of rats were simply disgusting.
Infer on what chore Taylor hates doing.
What effect does Calcium intake have on bone strength?
Independent variable: _______________
Dependent variable: ________________
If you study with music, then you will get higher a test score.
Independent variable: _________________
Dependent variable: __________________
Which of the following units is used to measure a derived quantity?
Which of the following units is used to measure a base quantity?
D. kilometer squared
Which of the following describes a fundamental or base quantity?
A. how wide your flat screen TV is
B. how much water you need to drink in a day
C. how much energy you can get from eating
a cup of rice
D. how much space your old clothes take up
in your closet
Which of the following describes a derived quantity?
A. how high the peak of Mt. Everest is
B. how fast you can travel to school riding a
C. how long it takes for you to get ready for
D. how far your house is from your neighbor’s
You have 3 colored liquids:
If you pour all the liquids into a beaker with 1mL water (mass=1g), . Which of the ff. will be the correct arrangement of the liquids from bottom to top?
A. red liquid - blue liquid - green liquid - water
B. green liquid - red liquid - blue liquid - water
C. blue liquid - red liquid - green liquid - water
D. green liquid - blue liquid - red liquid - water
1. Which phase describes a liquid?
2. If this substance were CO2, which phase would be
3. For any substance, what would you expect to
happen to the temperature as the substance
changes from A to B?
4. For most substances, what would you expect to
happen to the volume as it goes from A to C?
A drop of food coloring placed into a glass of water spreads out evenly, coloring all the water. What does this evidence suggest?
A. particles in water are moving
B. water contains charged particles
C. water flows inside a cup just like in a river
D. water can support many kinds of living things
A bottle of perfume is opened and the smell travels across the room. What does this observation suggest about the particles of perfume?
A. Particles are large enough to see with a
B. Particles move faster when they are cold.
C. Particles are always in motion and can travel.
D. Particles move more slowly when they are cold.
The energy diagram shown describes what happens as water solidifies in a freezer. Which of the following would complete the diagram?
A. increase in thermal energy
B. decrease in thermal energy
C. increase in stored energy
D. decrease in stored energy
When the temperature of a substance increases, the speed of its particles _____ and its volume _____.
A. increases; decreases
B. increases; increases
C. decreases; decreases
D. decreases; increases
The Integrated Science lab is 12 meters long and 6 meters wide. A maximum of how many tables can fit in the lab if each table is 3 meters long and 1 meter wide? Each table must be at least 0.5 meter away from each other and 1 meter away from the walls.
You have learned that science has benefits and limitations. Discuss a specific example/situation to explain this.
Why is it important to obtain accurate and precise measurements?
How does the Kinetic Molecular Theory / Particulate Model of Matter help us understand the nature of matter?