4.1 and 5.1 Scientific Investigation

Front

Which item is an inference? I hear a dog barking. , I saw 6 students running in the hallway., It must be time to buy new tires. , I smell cookies baking in the oven.

Back

It must be time to buy new tires.

Front

What you hear, feel, see and taste is called _______

Back

an observation

Front

What is the independent variable in Sabrina's popcorn experiment?

Back

Brand of popcorn

Front

What is the dependent variable in Matt's experiment to test which liquid freezes first: Pepsi, milk, or apple juice?

Back

length of time until frozen

Front

What is the independent variable in Betty's experiment comparing iPhone X Plus and Samsung Note 20 for battery life?

Back

brand of phone

Front

What is one major mistake Grace made when setting up her plant growth experiment?

Back

She used two different kinds of plants

Front

What is the independent variable in the following hypothesis?
HYPOTHESIS: If I spend more time studying, then my grades in science will improve.

Back

Time spent studying

Front

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant?

Back

type of plant, flower pot, soil, and amount of sunlight

Front

Observations made using instruments such as rulers, balances, and thermometers.

Back

quantitative

Front

The leaf is 5 mm wide.

Back

quantitative