Earth & Space Spring 2022 Mid-term

Series of steps scientists follow to solve problems

• Scientific method
• Investigation methods
• Experiment guidelines
• Standard procedures

Using one or more of your senses to gather information is called

• observing
• classifying
• predicting
• inferring

Tags

NGSS.2-PS1-1

NGSS.K-LS1-1

During an experiment, if you purposely change the temperature to test a hypothesis, the temp is called the

• independent variable
• operational variable
• dependent variable
• responding variable

Tags

NGSS.MS-PS3-4

Observations that deal with a number or amount are called

• manipulated observations
• operational observations
• qualitative observations
• quantitative observations

Observations that deal with descriptions that cannot be expressed in numbers are called

• quantitative observations
• qualitative observations
• manipulated observations
• operational observations

An explanation that ties together many hypotheses and explanations is called a(n)

• model
• concept
• theory
• investigation

You are asked to study the effect of temperature on the volume of a balloon. The balloon's size increases as it is warmed. What is the independent variable?

• The temperature

• the size of the balloon

• the amount of air in the balloon

• an identical balloon kept at room temperature

Tags

NGSS.MS-PS1-4

You are asked to study the effect of temperature on the volume of a balloon. The balloon's size increases as it is warmed. What is the dependent variable?

• The temperature

• the size of the balloon

• the amount of air in the balloon

• an identical balloon kept at room temperature

Tags

NGSS.MS-PS1-4

An organized procedure used by scientists to test a hypothesis. 

• scientific method
• experiment
• data collection
• metric system

Tags

NGSS.MS-PS1-2

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

Tags

NGSS.MS-PS2-5