Term 4 Exam Revision Flashcards
Name 3 main parts of the earth
Land
Water
Air
You will need to label the earth and explain each point
POLAR ICE CAP:alarms area of ice covering the earth
LAKE: a body of fresh water surrounded by land
SEA: body of salt water that is partly surrounded by land
CONTINENT: large mass of land on the surface of the earth
OCEAN: a large body of salt water
ISLAND: small mass of land completely surrounded by water
Name 3 things in space we can see from earth
Sun
Moon
Stars
Planets
What is the solar system?
A group of planets surrounding a star (sun)
What makes earth special?
It is the only planet in our solar system which supports life
It’s the only planet where living things can be found
Name the other planets
Mercury Venus Mars Jupiter Saturn Uranus Neptune
Name 5 facts about the sun
- The sun is closest are to the earth but it is still very far away
- The sun is huge 109 times larger than earth
- Huge ball of burning gas
- It gives off heat and light energy that travels to earth and allows animals and plants to live
- The centre of the sun is about 1.3 million degrees
- The earth is just the right distance from the sun for us to survive
How does the earth move?
It ROTATES on its own AXIS
it REVOLVES around the sun in an ORBIT
Label the phases of the moon
New moon
Crescent moo
Half moon
Gibbings moon
How does a rocket move?
Air or gas comes out on one side and the rocket moves in the opposite direction. The direction can be controlled
What is a satellite?
A small object that orbits a larger object in space
What is a cycle?
A process which is repeated over and over
What is a crater?
A bowl- like dent in the surface of the earth
What is a phase?
A change in the moons form
What is a gibbous moon?
The phase between full moon and quarter moon
What is pitch?
John or low sound
What is a battery?
Source of electrical energy
What is vibrate?
Move quickly backwards and forwards
What is volume?
Loud or soft noise
What is pluck?
Input energy for a musical instrument
Of u turn the volume up the vibrations get bigger, so if u turn the volume down the vibrations get….
Smaller
Name 2 types of energy from the sun
Heat
Light
Fill in the names of the different parts of the food chain
Sun - grass - grass hopper - frog
Name 5 kinds of input energy
Electricity Batteries Petrol or diesel Gas Movement
You need to know
Input energy
Process
Output energy
Input is what you do like blow, plug, put petrol
ProceSs is what happens like air moves through a tube, electricity moves through toaster, petrol causes energy to move through a chain
Output energy is what happens like sound comes out, heat comes out, chainsaw moves
Give 5 examples of noise pollution
Aero plane flying Car or taxi driving Man drilling Loud music People speaking loudly Tv Baby crying
Name 5 jobs with loud noises
Road construction workers Factory workers Musicians Metal workers Builders Steel workers Soldiers shooting guns
