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WorksheetsSurvivor Review Day 9
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What happens if new scientific evidence does not fit an already published theory?
a)
New theories are always true
b)
Old theories must be thrown out
c)
New theories are always better than old theories
d)
Old theories can be modified with new scientific evidence
2.
Jayden, Eric and Mark are in science class. They want to know what type of soil is best for growing seeds. Each boy has three cups of soil: one sand, one clay and one peat. They plant a seed in each cup. For two weeks they care for the seeds in the same way and record what they observe. At the end the teacher asks them to compare their results. Why would the teacher ask the students to compare their results?
a)
so they can copy each others work
b)
so they can discuss their evidence
c)
so they can all have the same answer
d)
so hey can decide whose work is best
3.
Why must science be open to change?
a)
theories are always said to be absolute truth
b)
new theories are always better than old theories
c)
theories can never be said to be absolute truth
d)
old theories must be thrown out with new scientific evidence
4.
Several classes of students wanted to know if the temperature of the soil changed with the temperature of the air. they recorded the temperature of the soil and the air in the same place, three times a day for three days. Each class made a chart. At the end, two classes compared charts. Their results were different. What could the students in the two classes do to figure out why the results were different?
a)
they could see which chart looks the best
b)
they could go to a third class
c)
they could check each others' work and look for mistakes
d)
they could let the teacher tell them whose numbers are correct
5.
Which statement best describes science?
a)
science is a collection of knowledge about the natural world
b)
science is the process of discovering how the natural world works
c)
Science is a collection of knowledge about the natural world, but it is also the process of discovering how the natural world works
d)
science id too hard to describe
6.
Kylie is doing an experiment to see which type of ball will bounce the most before stopping. To do the experiment, she has to count how many times balls of different materials bounce. She asks Amelia to come and count bounces with her. Why would it be helpful for Kylie to have Amelia count bounces with her?
a)
more than one person should do an experiment
b)
a different person should count each type of ball
c)
more people counting will make sure the results are correct
d)
a single person might get tired of counting so many bounces
7.
Why do scientists publish their findings in scientific journals?
a)
to analyze their own work
b)
to be compensated for their work
c)
to share findings with others
d)
to impress others with their findings
8.
In the early 1600's, Galileo modified the lenses used in a scientific tool. After doing this, he was able to use it and see, for the first time, some of the moons of Jupiter. The device Galileo used was a
a)
bifocal
b)
hubble
c)
microscope
d)
telescope
9.
When scientists share knowledge they help each other with scientific research. Why do scientists share knowledge?
a)
new knowledge leads to new discoveries
b)
scientists like to prove what they know
c)
scientists like to prove each other wrong
d)
because research is boring unless you tell someone
10.
Two scientists were doing identical experiments to see if red light would make plants grow better than white light. They each did the experiments exactly the same way, but they got different data. How could these scientists check to see if their work is correct?
a)
publish the results in a scientific journal
b)
repeat the experiments using different methods
c)
discuss with each other how they did the experiments
d)
tell their families about the experiments they performed
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