Experimental Design Review

Which of these is a QuaLitative observation?

• The flower is red.

• The bowling ball weighs 8 pounds.

• The boy is 6 years old.

• The flower is 8 inches tall.

Which of these is a QuaLitative observation

• The ball is round.

• The dog is black.

• The grass is green.

• All of the above.

Which of these is a QuaNtitative observation?

• There are boys and girls in the classroom.

• There are 7 basketballs in the gym.

• We have a lot of teachers at GMS.

• The sky is blue.

Which of these is a QuaNtitative observation?

• The lemons are yellow.

• There are 5 green limes.

• The car is black.

• The grass is green.

Decide if this statement is an observation or inference for the image pictured.

The girl was playing in the mud.

• Inference

• Observation

Decide if this statement is an observation or inference for the image pictured.

The cat broke the bowl.

• Inference

• Observation

Decide if this statement is an observation or inference for the image pictured.

The woman has a blue blanket wrapped around her.

• Inference

• Observation

Decide if this statement is an observation or inference for the image pictured.

There is a brown table.

• Inference

• Observation

In this experiment, identify the independent variable.

How do sugary drinks affect teeth?

• The amount of sugar in drinks

• The color of the drink

• The size of teeth

• The number of teeth

In this experiment, identify the dependent variable.

Does caffeine have an affect on how fast someone can type?

• Amount of caffeine

• Amount of letters typed

• Amount of time spent typing

• Speed of typing