Nature of Science

Front

What should Waldriana do first to investigate the effect of temperature on the amount of food birds eat?

Back

develop a question

Front

What should Rigoberto do next to make sure that his conclusion is valid?

Back

Repeat his investigation to see if his results are the same.

Front

Which question would be best to answer using a scientific investigation? Options: Why are people afraid during thunderstorms? How easy is it to shovel snow? Are some clouds prettier than others? Does temperature affect the amount of rain?

Back

Does temperature affect the amount of rain?

Front

Austin is studying states of matter by heating water in a pan. Which statement from his notebook is an observation? Options: It is hard to estimate the size of the bubbles., Tiny bubbles form on the bottom of the pan., The bottom of the pan must be very hot., I think there is air in the bubbles.

Back

Tiny bubbles form on the bottom of the pan.

Front

How many variables should be changed in a simple experiment? Options: 5, 3, 1, 6

Back

1

Front

Scientists are studying how bears kept in zoos behave. Which of these would be the best control group? Options: bears in the wild, bears kept as pets, other animals in zoos, other animals in the wild.

Back

bears in the wild

Front

Why is it important to have a control in an investigation?

Back

Controls are used to show that different results are caused by changing the variable.

Front

What must a valid scientific investigation be able to be?

Back

Replicated (which means repeated).

Front

What should Jane do each day to ensure she gets valid results in her investigation of bean plant growth in different soils?

Back

Calculate the average plant height for each soil type.

Front

What should Jonathan and Sarah do to verify their experiment results?

Back

Repeat the same experiment