WorksheetsWeek 5 revision quiz
Total questions: 28
Worksheet time: 26mins
Name
Class
Date
1.
Before you leave the science room, you should
a)
clean your work area and equipment.
b)
return all equipment to the proper storage area.
c)
wash your hands with soap and water.
d)
All of the above.
2.
What sense do we not use when making observations of a chemical reaction?
a)
Vision
b)
Smell
c)
Taste
d)
Hearing
3.
Observation or Inference? There is a red car at the bottom of the swimming pool.
a)
Inference
b)
Observation
4.
Observation or Inference? I think a tsunami put the boat on top of the house.
a)
Inference
b)
Observation
5.
A possible prediction and explanation to a problem that has not yet been tested is ...
a)
Inference
b)
Observation
c)
Theory
d)
Hypothesis
6.
There are two types of data. Which type of data involves descriptions that cannot be counted or measured?
a)
Qualitative
b)
Quantitative
c)
Numerical
7.
There are 20 students in our classroom. This statement is an example of a _______________ observation.
a)
Qualitative
b)
Quantitative
8.
What type of observation uses ONLY WORDS to describe the observation?
a)
Qualitative
b)
Quantitative
9.
Felix the cat sets up an experiment to see how the mass of a ball affects the distance the ball rolls off a ramp. Identify the independent variable.
a)
Height of the ramp.
b)
Mass of the ball
c)
The distance traveled by the ball
d)
The speed that the ball rolls
10.
Felix the cat sets up an experiment to see how the mass of a ball affects the distance the ball rolls off a ramp. Identify the dependent variable.
a)
Height of the ramp
b)
Mass of the ball
c)
The distance traveled by the ball
d)
The speed that the ball rolls
11.
True or False;
A Hypothesis has to be correct.
A Hypothesis has to be correct.
a)
True
b)
False
12.
A list of the steps anyone could follow to conduct an experiment is known as the
a)
Procedures or method
b)
Hypothesis
c)
Conclusion
d)
Evaluation
13.
Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.
What is the independent variable?
What is the independent variable?
a)
Length of the birdfeeders
b)
Amount of time feeders are outside
c)
Amount of seed eaten
d)
Location the feeders are put in.
14.
Khaleel is testing how the use of stress balls during testing affects a student's test score. The students' average test scores who used the stress balls is the __ variable.
a)
dependent (measured)
b)
constant (same)
c)
independent (changes)
15.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The van ran into KFC.
c)
The driver was hungry.
d)
Red and white are part of the KFC building.
16.
Sarah is participating in a walkathon (Walking a long distance) to raise money for an animal shelter. The amount of money Sarah will raise depends on the distance she walks. What is an appropriate unit for measuring the distance that Sarah traveled in one day?
a)
Centimeters
b)
Inches
c)
Kilometers
d)
Liters
17.
In this graph, what is the dependent variable?
a)
Walla Walla Island
b)
Time
c)
Number of Deer
18.
Josie was performing an experiment where she grew the same kind of tomatoes in the same soil and amount of water. She sat one in the sun and one in a closet for 21 days. What is the independent variable in Josie's experiment?
a)
tomatoes
b)
soil
c)
sunlight
d)
water
19.
Jill wanted to know if the color of bird feeder would make any difference in the amount of food the hummingbirds in her yard would eat. She hung a red feeder, blue feeder and a green feeder and filled each one with the same amount of food and the same kind of food. She hung each container in the same area of her yard and measured how much food was left in the feeder at the end of the day. She repeated her experiment for 5 days.
What is a testable question for this experiment?
What is a testable question for this experiment?
a)
How will the color of a bird feeder affect the amount of food hummingbirds will eat?
b)
Will the hummingbirds eat more from the red feeder?
c)
Will more food be eaten out of the blue feeder?
d)
Will the hummingbirds eat out of any of the feeders?
20.
Jill wanted to know if the color of bird feeder would make any difference in the amount of food the hummingbirds in her yard would eat. She hung a red feeder, blue feeder and a green feeder and filled each one with the same amount of food and the same kind of food. She hung each container in the same area of her yard and measured how much food was left in the feeder at the end of the day. She repeated her experiment for 5 days.
What is one possible hypothesis for this experiment?
What is one possible hypothesis for this experiment?
a)
If three feeders are put out, birds will eat the most from the red feeder.
b)
If a red feeder, blue feeder, and green feed are filled with the same amount of food and same kind of food in the same area of the yard, then the red feeder will have the least amount of food remaining at the end of the day.
c)
Birds will eat the most food from the red feeder.
d)
Will birds eat the most food from the red feeder?
21.
Jill wanted to know if the color of bird feeder would make any difference in the amount of food the hummingbirds in her yard would eat. She hung a red feeder, blue feeder and a green feeder and filled each one with the same amount of food and the same kind of food. She hung each container in the same area of her yard and measured how much food was left in the feeder at the end of the day. She repeated her experiment for 5 days.
What is the independent variable in this experiment?
What is the independent variable in this experiment?
a)
How much the birds eat
b)
The type of bird
c)
The color of the bird feeder
d)
Giving the same amount of food each day
22.
Jill wanted to know if the color of bird feeder would make any difference in the amount of food the hummingbirds in her yard would eat. She hung a red feeder, blue feeder and a green feeder and filled each one with the same amount of food and the same kind of food. She hung each container in the same area of her yard and measured how much food was left in the feeder at the end of the day. She repeated her experiment for 5 days.
What is the dependent variable?
What is the dependent variable?
a)
The color of the bird feeders
b)
Repeating the experiment for 5 days
c)
The amount of food left in the feeder
d)
Same amount of food
23.
Jill wanted to know if the color of bird feeder would make any difference in the amount of food the hummingbirds in her yard would eat. She hung a red feeder, blue feeder and a green feeder and filled each one with the same amount of food and the same kind of food. She hung each container in the same area of her yard and measured how much food was left in the feeder at the end of the day. She repeated her experiment for 5 days.
What are at least two constants in the experiment?
What are at least two constants in the experiment?
a)
same colors of bird feeders and same type of birds
b)
checked at the same time each day and hung each container in the same area of the yard
24.
What is a control group in an experiment?
a)
a factor in an experiment that remains unchanged for purpose of comparison (missing the IV)
b)
a factor in an experiment that changes to compare the IV and DV variables
c)
the manipulated group
d)
It is exactly the same as an experimental constant, some factor that you hold the same for all the different groups that you test.
25.
By looking at the information in the bar graph, which dessert is the most popular?
a)
Tiramisu
b)
Ice Cream
c)
Cheesecake
d)
Brownies
26.
A scientist collected the following data on algal growth during an experiment:
Which of the following conclusions could be drawn from the data?
Which of the following conclusions could be drawn from the data?
a)
Algae multiply most rapidly at 35°C.
b)
Algae multiply most slowly at 20°C.
c)
Algae multiply most slowly at 10°C.
d)
Algae multiply most rapidly at 20°C.
27.
Dr. Peterson does an experiment to research the growth rate of mice. He has two groups of mice. He feeds one group a type of food and adds chemical A, which is supposed to increase growth rate. The other group he feeds the same food without chemical A added. His research shows that chemical A increases growth rate by 30%. He does the experiment 4 times and comes up with the same result each time.
Dr. Peterson concludes that chemical A does increase the growth rate of mice. Is Dr. Peterson's conclusion supported by scientific knowledge?
Dr. Peterson concludes that chemical A does increase the growth rate of mice. Is Dr. Peterson's conclusion supported by scientific knowledge?
a)
Yes; any study that involves a percentage is based on scientific knowledge.
b)
Yes; his conclusion is supported by evidence from his experiment.
c)
No; science cannot be used to research small animals such as mice.
d)
No; scientific knowledge never comes from research or experiments.
28.
Mary thought that the number of frogs in the neighborhood pond had decreased over the last few years. So, she decided to count the number of frogs she saw around the pond twice each day for ten days. Mary's data is displayed in the table below. Based on her observations, which of the following can Mary infer?
a)
Frogs are consumed by predators in the morning and are reborn in the evening.
b)
The number of frogs at the pond has steadily declined over the last 2 years.
c)
The number of frogs at the pond has steadily increased over the last 2 years.
d)
Frogs rest during the afternoon and become more active in the evening.
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