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WorksheetsUnit 1 Studying Science
Total questions: 20
Worksheet time: 37mins
Name
Class
Date
1.
A scientists makes an observation about the natural world. She asks a question about what she observes and researches ways to answer the question. Her research leads her to form a hypothesis. What is a hypothesis?
a)
a collection of evidence
b)
a prediction of the correct answer to a questions
c)
telling others about the results of an experiment
d)
trying to decide what the results of an experiment mean
2.
Francisco uses a model to investigate volcanoes. Francisco mixes baking soda and vinegar to make his volcano erupt. Francisco's volcano model is shown. How is the model like a real volcano.
a)
It looks just like a real volcano
b)
It erupts like some volcanoes
c)
It sparks fire like a real volcano
d)
It shoots out material that is hot and then cools
3.
Jatara compares how fast a fig plant grows with how fast a spider plant grows. Which of these would be the best way to communicate her data to the rest of class?
a)
a graph
b)
a question
c)
another experiment
d)
a drawing of one of the plants
4.
A scientists observes people in her lab as they use pens to write. She records the names of left-handed people and those of right-handed people. She compares how many people are in each group. Which statement describes the scientist's investigation?
a)
The scientist makes a model
b)
The scientist organizes her data
c)
The scientist conducts an experiment
d)
The scientist is not able to repeat her results
5.
A scientist points out that the trees on the north side of the forest are dying. He sees something unusual growing on the tree trucks. He wonders why the trees are dying. Which part of the scientific method has the scientist completed?
a)
drawing a conclusion
b)
forming a hypothesis
c)
conducting an experiment
d)
observing and questioning
6.
Ramon wants to make a 2-D picture model of his classroom drawn from a view that is looking down from the ceiling. Which of the following would he not be able to include in his model?
a)
desks in the classroom
b)
coat closet in the classroom
c)
distance from the floor to the ceiling
d)
distance from the door to the opposite wall
7.
A class was discussing whether to make a 2-D or 3-D model of their classroom. They listed a number of advantages and disadvantages of each. They are now debating which model to make. Which of the following is an advantage only for a 3-D model?
a)
easy to store
b)
takes less time to make
c)
requires fewer tools to make the model
d)
can show the height of object in the room, such as a desk
8.
Aba is studying parts of a plant. Which tools would be most useful if Aba wants to see parts of a leaf?
a)
hand lens
b)
magnifying box
c)
microscope
d)
telescope
9.
Anna wants to compare the amounts of rainfall each month during a 4-month period. She looks at different data that her classmates recorded during that time. Which data table would Anna find most useful?
a)
Rainfall in cm a month
b)
Days with more than 1 cm of rain a month
c)
Number of rainy days a month
d)
Hours of rainfall a month
10.
Brian conducted an experiment to test the strength of a packing foam material. He finds that the material gets a dent if he puts more than three bricks on it. What can Brian conclude?
a)
The foam is not very strong
b)
The brick is too heavy for his test
c)
The foam will dent if he puts six bricks on it
d)
The foam will not dent if he puts five blocks of wood on it
11.
Scientists study the natural world. Evidence is an important part of their studies. What is evidence?
a)
an educated guess
b)
data that support of reject a hypothesis
c)
communicating results
d)
statement about what will happen in an experiment
12.
Some models have three dimensions. The dimensions are length,width, and height. Which model below has three dimensions?
a)
drawing of a skeleton
b)
photograph of a skeleton
c)
plastic model of a skeleton
d)
computer model of a skeleton shown on a monitor
13.
Greta makes two models of Earth's layers. She draws one model using construction paper. She uses an apple for the second model. What is true about these models?
a)
Both models are three-dimensional
b)
Only the apple model can show what Earth looks like inside.
c)
Only the paper model can show where the core is located inside Earth
d)
Both models suggest how thick each layer is compared to other layers
14.
Cameron studies a model of a human heart. The heart has parts that Cameron can remove and hold in his hands before he puts the model back together. What kind of model is Cameron using?
a)
mental model
b)
computer model
c)
two-dimensional model
d)
three-dimensional model
15.
Dan noticed that they day got warmer between breakfast and lunch. He recorded the temperature outside his window several times. Which of the following would be the most scientific way to show the data he collected?
a)
drawing a picture
b)
making a graph
c)
writing a paragraph
d)
making a timeline
16.
Jacob wants to find out which cat food his cat likes best. What variable could he use in his investigation?
a)
amount of food
b)
type of cat food
c)
when he feeds his cat
d)
where he feeds his cat
17.
Taylor wanted to determine if watering plants makes a difference in their growth. During her investigation, she watered only one of two plants. After a few days, she noticed that the plants looked different. What science skill did Taylor use when she noticed that one of the plants was drooping?
a)
communication
b)
investigation
c)
observation
d)
prediction
18.
The table below shows the finishing times of a race. Which is the correct finishing order, from fastest to slowest, of the students?
a)
Ang,Matthew,Tyler,Jose
b)
Jose,Tyler,Matthew,Ang
c)
Matthew,Ang,Jose,Tyler
d)
Tyler,Jose,Matthew,Ang
19.
Katrina and her classmates take water samples from the same nearby pond. Then they are to take measurements of the water temperature. How can the teacher ensure that each group's results are similar?
a)
tell students to measure using the same specific tool
b)
allow students to choose from a selection of different measuring tools
c)
instruct students to complete the experiment at the same of day
d)
give students containers made of the same material to collect the water samples
20.
Four members of the track team practice the long jump. Each jumper has a friend measure the length of the jump. The measurements are recorded in this picture. Who jumped the farthest?
a)
Antonio
b)
Ilsa
c)
Raelene
d)
Shane
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