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Exit Level TAKS Objective 1 - 1
Test Description: 10 release TAKS questions for objective 1.
Instructions: Answer all questions to get your test result.
1) Which of these is the most appropriate unit of measure for reporting the density of a solid?
A
grams per centimeter cube
B
grams per millimeter squared
C
grams per centimeter
D
grams per liter squared
2) Two students measured the length of the same stick, each using a different 30 cm ruler. Student 1 got 22cm, student 2 got 8cm. The most likely explanation for the difference...
A
is the ruler was metal and t he other ruler was plastic.
B
is the ruler was constructed with nonstandard cm marks.
C
is the student viewed the ruler from a different angle.
D
is the student imporperly read the ruler.
3) Hypothesis: Much of the iron found in the topsoil of the island was carried fromm Africa by huge dust clouds. Which study would most likely be used to investigate this hypothesis?
A
Determining the effects of iron on limestone
B
Analyzing the content of comet dust clouds
C
Calculating erosion rates in African limestone mines
D
Tracking dust clouds with stellite photos
4) A researcher determined th e percentage of electrical energy transformed into different forms of energy by a toaster. The best way to communicate these results is to display the
A
data using a histogram
B
data using a line graph
C
data usintg a circle graph
D
data using a box-whisker graph
5) Reactioins that produce toxic gases should be performed in a
A
beaker with a watch glass on top
B
warm, airtight drying oven
C
laboratory fume hood
D
well-ventilated area of the lab
6) Which of the following will give the most precise measure of a 10-milliliter volume?
A
a 10 ml test tube
B
a graduated 50 ml beaker
C
a graduated pipet
D
a 50 ml flask
7) A ruler placed between one student\'s fingers and thumb is released without warning. A second student catches the ruler. The distance the ruler falls is recorded.
A
This experiment is designed to determine acceleration fo the ruler during its fall.
B
This experiment is designed to determine the effects of stress on the 1st student\'s heart rate.
C
This experiment is designed to determine the second student\'s reaction time to a stimulus.
D
This experiment is designed to determinne force applied on a falling mass.
8) Which set of equipment would be best to use to test the effect of temperature on solution acidity?
A
A balance and litmus paper
B
A thermometer and a pH meter
C
A pH meter and a barometer
D
A balance and a thermometer
9) When performing a lab activity about examining owl pellets, students must remember to ---
A
sterilize the dissecting needle before use
B
disinfect the fur and feathers removed from the pellet
C
label the equipment used
D
keep hands away from face and mouth
10) Elodea, a simple water plant, is placed in strong light. A space gradually appeared above the water in a graduated cylinder containing the plant. The gas in the space above was..
A
nitrogen
B
oxygen
C
carbon dioxide
D
hydrogen
*select an answer for all questions
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