Mike is in a hardware store. He hears a large crash and turns toward the noise. He sees a toddler walking by an overturned cart. Mike states that "the toddler knocked over the cart."

His statement is
an inference because he did not observe the cause of the crash.
an inference because he blamed it on someone else.
an observation because he saw the cause of the crash.
an observation because he heard the cart turn over.

Which of the following is an example of a scientific theory?
Scientists use three mathematical laws to predict the movement of planets in the solar system.
Scientists observe the effect of climate changes on plants and primary producers living in the ocean.
Scientists use the relationship between the DNA of various species to estimate how long ago they diverged evolutionarily from each other.
Scientists agree that there is an amount of attraction between any two objects, called gravity, and can describe the attraction in mathematical

Question

Mike is in a hardware store. He hears a large crash and turns toward the noise. He sees a toddler walking by an overturned cart. Mike states that "the toddler knocked over the cart."

His statement is 
   an inference because he did not observe the cause of the crash. 
 an inference because he blamed it on someone else. 
 an observation because he saw the cause of the crash. 
 an observation because he heard the cart turn over. 
 
Which of the following is an example of a scientific theory? 
   Scientists use three mathematical laws to predict the movement of planets in the solar system. 
 Scientists observe the effect of climate changes on plants and primary producers living in the ocean. 
 Scientists use the relationship between the DNA of various species to estimate how long ago they diverged evolutionarily from each other. 
 Scientists agree that there is an amount of attraction between any two objects, called gravity, and can describe the attraction in mathematical