Show:
Matter
Motion and Forces
Waves
Sound and Light
Nature of Science
100
Density is an example of a ___________ change.
What is physical
100
In order to determine an object's location you need a ___________
What is reference point
100
Sound waves do not travel through
What is empty space
100
Electromagnetic waves can travel through ___________
What is Matter and vaccum
100
What should scientist do first if a hypothesis is not supported?
What is modify and revise hypothesis
200
The temperature at which a liquid becomes a gas is the ______________.
What is boiling point
200
Negative acceleration means the object __________.
What is slowing down
200
Sound waves are ____________ waves
What is longitudinal
200
Which type of electromagnetic radiation has the loneges wavelengths?
What is Radio waves
200
A research hypothesis includes the origianl hypothesis, a method of testing it, and a ___________ that supports the hypothesis
What is prediction
300
Density dependes on ___________ and __________.
What is Mass and volume
300
Mass and weight are different. Mass depends on _________ and weight depends on ____________.
What is an object size; gravitational force
300
What type of waves occurs on a guitar because both end are fixed?
What is standing waves
300
The image formed by a ____________ looks just like the object but it is reverse left to right.
What is plane mirror
300
An explanation of observation of events based on knowledge gained from many observations and investigations is called what?
What is Scientific theory
400
You can separate sugar from sand because sugar is _________ and sand is not.
What is soluble in water
400
Motion is produced by _______________
What is unbalanced force
400
Tsunamies have large amout of energy because of their large _________________-
What is amplitude
400
Cell phone use which type of radiation?
What is microwaves
400
What is it called whan a pattern or an event in nature is always true?
What is Scientific Law
500
The physical property that determines how easily heat and electricity pass through a material is ______________.
What is Conductivity
500
To describe velocity you need to know
What is speed and direction
500
What occurs when two waves combine to create a wave with a greater amplitude than either the original wave.
What is Constructive interference
500
The image formed by a ____________ is upright and smaller than the object
What is concave lens
500
Name the 3 branches of Science
What is Life, earth and physical