Forces
What is a force
Forces are pushes and pulls that can cause movement
The pushing force of a liquid or a gas ... (hint - type of force)
Buoyancy
how many legs does a spider have
8
What set order do the colours of the rainbow appear in
ROYGBIV
Sound is ________ we can hear.
Energy
How can you increase friction
When the surfaces are rough there will be more friction.
Objects with different charges _______ toward each other
Pull
What temperature does water freeze
True or False ... Bright colours reflect light better than dark.
True
How does sound travel
Is gravity a push or pull force
Pull
faster or slower
What is oxygen on the period table
O
Name 3 natural light sources
Fire, sun, lightning, stars, lightning bugs, rainbow, etc.
What phases of matter can sound travel through (eg. gases, solids or liquids)
Gases, solids and liquids
e.g. lightning, landslide, erosion, tidal waves
The rubbing force between two objects
friction
What is a group of lions called
A pride
What is refraction
light bends when it goes into a different material
What causes an echo
Reflected sound is called an echo. Your voice echoes when the sound of it hits the cave walls and bounces back to your ear.
List the 6 types of forces
The force of gravity
Muscular force
The force of buoyancy
The force of friction
Magnetic Force
Static electricity force
The pull our earth has on you and other objects
gravity
What type of fish is nemo
Clownfish
Name one property of light
1) Light travels in straight lines
2) Light reflects off smooth and shiny, flat surfaces in a regular reflecting pattern
3) light reflects off rough, shiny, uneven surfaces in a diffuse uneven pattern
4)Light bends as it passes through water
5)Light that is no reflected is absorbed
Name a property of sound
1. Sound travels
2. Sound can be reflected (it can bounce off things)
3. Sound can be absorbed (it does not bounce off some things)
4. Sound can be modified (e.g., pitch and loudness)
5. Sound is caused by vibrations