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Nature Of Science 2
Test Description: Investigations and Tools
Instructions: Answer all questions to get your test result.
1) A student wanted to conduct an experiment to see if the water temperature affects the time it takes for salt to dissolve. Which is the best hypothesis for this experiment?
A
Sat will dissolve faster in coffee than in water.
B
Sugar will dissolve faster than salt in cold water.
C
Salt will dissolve faster in hot water than in cold water.
D
Warm salt will dissolve better than cold salt.
2) An ivy plant was moved from a sunny location to a corner inside the house with no direct sunligh. The leavse of the plant turned toward the house windows. Which hypothesis is best?
A
Plants need water to stay healthy and grow tall.
B
Plants will wilt and soon die if not placed in direct sunlight.
C
Plants can not survive outside with too much sunlight.
D
Plants have adaptations that allow them to adjust to their environment.
3) Which measurement should students take in order to investigate whether mass affects the distance a ball rolls down a ramp?
A
measure each ball by hanging them from a spring scale
B
measure each ball by recording the distance they travel down a ramp.
C
measure each ball in a graduated cylinder containing 50 ml of water.
D
measure each ball placing them on a triple beam balance
4) Which tool is used to measure the mass of a wooden block?
A
spring scale
B
metric ruler
C
pan balance
D
thermometer
5) What does a spring scale measure?
A
the pull of gravity on an object
B
the amount of matter in an object
C
the length of an object
D
the mass of an object
6) What unit should be used to record the weight of a paperclip?
A
Liter
B
Newton
C
Thermometer
D
Celsius
7) In which investigation would students need to use liters as a unit of measurement?
A
the height of bean plants over time
B
the time it takes another student to run a lap
C
the mass of different objects
D
the volume of water needed to fill an aquarium
8) Which unit is used to measure the volume of a glass of milk?
A
centimeters
B
Newtons
C
grams
D
milliliters
9) Students will measure and record the height of trees. What unit of measurement will the students use to record their data?
A
meters
B
milliliters
C
centimeters
D
millimeters
10) Which investigation requires a stopwatch?
A
measuring the time it takes a student to run a lap
B
measuring the temperature of boiling water
C
measuring the height of a tree
D
measuring the distance a marble rolls down a ramp
*select an answer for all questions
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