End of Year Science Practice #1

The process of gathering information

• analyzing
• hypothesizing
• inferring
• observation

What is ALWAYS kept the SAME during an experiment?

• Controlled Variable
• Manipulated Variable

If you are given a picture and asked to make an OBSERVATION, you must choose the answer that includes only - 

• things that you can actually see with your own eyes
• things that you can guess easily
• things that are given to you
• things that are told to you

Which following statement is an inference?

• The boy is in pain.
• The boy's knee is bleeding.
• The boy has tears coming from his eyes.

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more
• To know what is causing the changes
• It is what has always been done
• To spend time

Which of the following statements is an inference about the picture

• The vase is broken.
• The girls' bow is blue and purple.
• The girl broke the vase.
• The girl has blonde hair.

A company wants to sell more sports drinks so they decide to add more sugar.  For Group A they give them gatorade with an added teaspoon of sugar. For Group B they give them regular gatorade (without adding extra sugar). Which Group is the CONTROL GROUP?

• Group A
• Group B
• The Gatorade
• The Company

In the experiment shown, 25 plants (Group A) received 50 mL of coke each day, 25 plants (Group B) received 50 mL of juice, and 25 plants (Group C) received 50 mL of water.  Every day for one week, plant growth was measured.  Which group is the control group?

• Plant A
• Plant B
• Plant C
• There was no control group

Why do other stars appear so much smaller than the sun?

• They are actually much smaller
• They are so far away
• They are not as bright
• They are dwarf stars

What are stars?

• Rocky bodies
• Burning balls of gas
• 5 pointed shapes
• Hollywood actors