The Nature of Science Online Test

The study of the universe beyond the Earth's atmosphere

• Physics
• Geology
• Astronomy
• Medicine

What branch of science does this picture represent?

• Oceanography
• Meteorology 
• Geology
• Astronomy

What is not an observation? 

• There are three oranges on the table. 
• The teacher's favorite fruit are peaches. 
• There are several types of fruit on the table.
• There is one green apple and one red apple on the table. 

Which statement is an inference about this picture?

• The van is light colored..
• The van has entered this KFC. 
• The driver was hungry. 
• The  rear window is intact. 

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Tags

CCSS.6.EE.A.2C

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

What is the part of the experiment that is left alone or “natural", and is used to compare back to?

• Independent Variable
• Dependent Variable
• Control Group
• Experimental Group 

Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the DEPENDENT variable
-Amount of water
-Height of Ice cube
-Temperature the ice cube was at its highest height
-Temperature of the water
-Size of the ice cube

• Amount of water 
• Height of Ice cube
• Temperature the ice cube was at its highest height 
• Size of the ice cube

The following statement is a hypothesis formed about marsh grass: 
If the amount of nitrogen marsh grass receives is increased, then the height of the grass will increase, because nitrogen is an essential nutrient needed for marsh grass to grow.
What is the independent variable of the statement above? 

• Height of grass
• Amount of nitrogen
• Essential nutrient
• Amount of growth

What skill is a scientist using when she listens to the sounds that an elephant makes?

• drawing conclusions
• making observations
• interpreting data
• making a hypothesis