4th HMH Tenn Science Lesson 2 What Skills Do Scientists Use?

In order to sort his beakers and other tools, Mr Magdy ...................... each object by size and shape.

• hypothesizes

• classifies

• observed

• communicate

Tags

NGSS.2-PS1-1

Kim ................when planning an experiment with her older brother. She keeps everything the same during their procedure, except for the one factor being tested.

• uses variables

• observes

• classifies

• infers

Gabriella .....................that her dog will want his favorite food for dinner, because she has observed him eat it quickly many times before.

• predicts

• measures

• communicates

• asks

After completing an experiment and summarizing your findings, you .................. what you have learned with other scientists.

• classify

• communicate

• hypothesize

• infer

Before conducting his experiment for the science fair, Derrick . ......................... about which sample of fertilizer will make his tomato plant grow the fastest.

• hypothesizes

• communicates

• classifies

• uses stop watch

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

To find out how long it takes Mr Magdy to ride his bike 100 m, Jessica ....................the time with a stopwatch.

• communicates

• hypothesizes

• infers

• measures

lemon tastes sour, canaries make nice sounds. This is a/an

• hypothesis

• observation

• communication

• measurement

The blue car is heavier than the gray one while the gray car is more expensive than the blue one. This is a/an

• comparison

• classification

• using variables

• asking questions

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact