What are two ways that scientists record observations?
Write in a journal and put data into graphs
100
What is the first step in the scientific method?
Question
100
What are 4 types of precipitation?
Rain, snow, sleet, and hail
200
What drives the water cycle?
The sun.
200
What is a simple way to PREVENT erosion?
Planting trees and plants.
200
What tool would you use to measure height, length, and width?
A metric ruler
200
What are the 7 steps of the scientific method IN ORDER?
Question, research, hypothesis, procedure, data, observations, and conclusion
200
What can you wear as a precaution against splashes and spills?
Safety goggles, gloves, and/or aprons
300
What must happen before water vapor falls from clouds as rain?
It must condense.
300
What causes erosion?
Water, wind, and people
300
Before beginning a science experiment, what should you do first?
Read the directions/ instructions carefully.
300
What is a hypothesis?
A hypothesis is an "educated" guess of an answer to a question.
300
A graduated cylinder is used to find _______.
Volume
400
The sum total of all water on Earth and in its atmosphere is called...
Hydrosphere
400
What do floodplains, sandbars, and river deltas have in common?
They have all been formed by water erosion.
400
What are safety guidlines?
Safety guidlines are rules to follow when doing a science experiement.
400
What do you do during the procedure step of an experiment?
You follow step by step instructions/ directions to an experiment to test a hypothesis.
400
Oceans, the atmosphere, and groundwater are all ______ in the water cycle.
Reservoirs
500
What percent of water does the oceans hold?
97%
500
What is a windbreak?
A windbreak is a long line of trees that stops the wind. (Farmers plant windbreaks to keep the soil from blowing away).
500
What does a pan balance measure?
Mass
500
Does the experiment always prove a scientist's explanation to be true? Why or why not?
No, the experiment does not always prove a scientist's explanation to be true because the scientist is exploring something they do not know. Also, scientists do experiments multiple times because often, results are unexpected.
500
How do weathering and erosion DIFFEER?
Weathering is the break down of rocks. Erosion is how those broken pieces of rock move.