Classifying
How many kingdoms are there? Which kingdom do we need in order to survive?
Six, plant
These come together to form clouds.
Tiny drops of water.
__________ is a force that attracts, or pulls on, matter. On Earth, this force attracts all matter to the ground.
Gravity
Light travels very quickly in straight lines called __________. Light is given off in tiny particles called __________. These particles travel in __________.
Rays. Protons, waves.
Your ear is divided into this many main parts. Name the 3 main parts of the ear.
Three. Outer ear, middle ear, and inner ear.
Which multi-celled group feeds on all of the other kingdoms?
Animals
When the sun heats oceans and lakes, water changes from a __________ to a __________.
Liquid to a gas.
Speed is described at the distance something moves in a certain __________. Velocity is speed in a certain __________.
Time, direction
Colors come from light. An object has a certain color because of the way it __________ light.
Absorbs
Sound travels through these.
Sound waves.
Name 3 kingdoms.
2 bacteria, protists, fungi, plants, and animals
This type of cloud is thin and wispy; they look like a horse tail. They are high in the sky. These clouds can bring a change in the weather.
Cirrus
Any push or pull is considered __________. Describe balanced and unbalanced force.
Force
When light rays hit a smooth, shiny, surface, they bounce back and see whatever is in front of the surface. This is called __________.
Reflection
Sound is made when objects __________.
Vibrate
How do scientists classify living things?
Compare and contrast physical characteristics
This type of cloud looks like a long layers; like a blanket. They are low in the sky. These clouds can bring light rain.
Stratus
A change in velocity is called __________. Describe positive acceleration and negative acceleration.
Acceleration
Light rays cannot turn corners but they can be bent by things in their path. When a light ray changes direction and then goes straight on it is called _________.
Refraction
Which part of the ear sends signals to the brain?
Inner ear
Which kingdom do most single-celled organisms belong to?
Protists or bacteria groups
This type of cloud is big and gray. They are a type of cumulus cloud. They are low to the ground and go way up in the sky. These clouds bring heavy rain and storms.
Cumulonimbus
Motion means moving. You need a _________ of __________ to be able to tell if something is moving.
Frame, reference
Wavelength, photons.
Loud sounds and music can damage this part of your ear. This damage can become permanent.