A
how many fertilizer that you used in your hydroponic experiments?
a. 1 cup fertilizer A and 3 cup fertilizer B
b. 2 cup fertilizer A and 2 cup fertilizer B
c. 4 cup of fertilizer A
d. 4 cup of fertilizer B
b. 2 cup fertilizer A and 2 cup fertilizer B
Which of these is not a step of the scientific method?
A. Hypothesis
B. Experiment
C. Conclusion
D. Measurement
D. Measurement
A hypothesis is...
A. A Random Thought
B. An Answer
C. An Educated Guess
D. An Experiment
C. An Educated Guess
[Double Points] The scientific method is a process that involves following certain steps. Which of these steps would come first?
a. Ask a question
b. Make a hypothesis
c. conduct an experiment
d. draw conclusion
A. Ask a question
Part of a plant to supports the flower.
A. Stem
B. Root
C. Leaves
D. None of these
A. Stem
Which part of the plant take up the nutrients and water?
A. Leaves
B. Roots
C. Seeds
D. Stem
B. Roots
[Double Points] Plants grown in salt water grow shorter than plants grown in fresh water. Why is this possible?
a. salts can help to transport water from root to stem
b. salts can absorb water, it makes plant dehydrated
c. salts acts as nutrition for plant
d. salts can increase respiration rates in plant
b. salts can absorb water, it makes plant dehydrated
Which part of the plant carries food and water through the plant?
A. Stem
B. Roots
C. Leaves
D. Flower
A. Stem
Which part of the plant carries and protects the seed?
A. Stem
B. Fruit
C. Roots
D. Flower
B. Fruit
Which of the following statement about the scientific method is true?
A. A way to solve problems
B. Always right
C. Is something you need a lab coat to do
D. All of the above
A. A way to solve problems
What do you do to test a hypothesis?
A. Guess
B. Create a Spreadsheet with Data
C. Publish a Scientific Paper
D. Design an Experiment
D. Design an Experiment
The measurements and numbers someone get from their experiment are called...
A. Results
B. Hypothesis
C. Timeliness
D. Variables
A. Results
Bonus Point
Congratulations!!
What is the factor that you can control, change, manipulate in an experiment ?
A. Observation
B. Measurement
C. Variable
D. Qualitative
C. Variable
The Method of gathering information by using your senses is called...
a. Observation
b. experiment
c. conclusion
d. hypothesis
A. Observation
Which of the following experiments is MEASUREABLE?
a. Jco is a good place to buy doughnut
b. Starbucks coffee cups keep coffee warmer for longer than Exelso
c. Jco is dirty inside
d. Exelco's is clean
b. Starbucks coffee cups keep coffee warmer for longer than Exelso
[Double Points] A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the independent variable is
A) the water
B) the number of plants in the water
C) the temperature of the water
D) the amount of salt in the water
D) the amount of salt in the water
A series of steps designed to help you solve problems and answer questions
A) hypothesis
B) scientific method
C) experiment
D) observation
B) scientific method
In an experiment, the one variable that is changed is called the
A) dependent variable
B) experimental variable
C) independent variable
D) controlled variable
C) independent variable
Which part of the plant allows it to reproduce?
A. Flower
B. Stem
C. Seeds
D. Roots
A. Flower
Which question would be the best high level scientific question?
A) How many giraffes live in Africa?
B) Who made the first microscope?
C) How long ago did dinosaurs live on the Earth?
D) Does the amount of salt in water affect the temperature at which it boils?
D) Does the amount of salt in water affect the temperature at which it boils?
Which of the following questions could be used to form a hypothesis?
A. How many different kinds of germs are on my hands?
B. Why is the sky blue?
C. Do cats sleep more than dogs?
D. all of the above
D. all of the above
[Double Points] What is the correct order of the steps in the scientific method.
A) Ask a question, analyze results, make a hypothesis, test the hypothesis, draw conclusions, communicate results.
B) Ask a question, make a hypothesis, test hypothesis, draw conclusions, analyze results, communicate results.
C) Make a hypothesis, test the hypothesis, analyze the results, ask a question, draw conclusions, communicate results.
D) Ask questions, make a hypothesis, test the hypothesis, analyze results, draw conclusions, communicate results.
D) Ask questions, make a hypothesis, test the hypothesis, analyze results, draw conclusions, communicate results.
In an experiment, the factor that we measure is called the
A) conclusion
B) controlled variable
C) dependent variable
D) independent variable
C) dependent variable
Why do plants in the dark have yellow leaves?
A. Its a process of plants grow
B. Lack of water
C. Insufficient fertilizer
D. Not enough light is reaching the plant
D. not enough light is reaching the plant