MATTER
EARTH
SPACE AND TIME
PLANTS
GENERAL KNOWLEDGE
100
This phase of matter has a shape of its own.
What is a solid?
100
This is how old Earth is.
What is 4.5 billion years?
100
Second closest planet to the Sun.
What is Venus?
100
Plants produce their own food. Name given to plants because of this.
What is producers?
100
Physical change that happens when an ice cube is left in the sun.
What is melting?
200
This phase of matter is invisible.
What is gas?
200
Four layers of the Earth.
What is crust, mantle, outer core, inner core?
200
Reason why we have different seasons.
What is the Earth's tilted position in space?
200
Part of the plant that drinks the water and absorbs the minerals form the soil.
What is the roots?
200
This type of physical change happens when matter changes from a gas into a liquid.
What is condensation?
300
Matter has four states.
What are liquid, solid , gas and plasma?
300
Oceans, lakes, hills, mountains.
What is landforms?
300
A path an object takes when revolving around another object.
What is orbit?
300
Process plants use that makes it possible for them to use the energy the sun provides.
What is photosynthesis?
300
All the living and non- living things.
What is an ecosystem?
400
Name two types of processes that can change matter.
What are physical and chemical?
400
Earth's core is composed of these metallic alloys.
What is nickel and iron?
400
A scientist who studies space.
What is an astronomer?
400
Part of the plant most responsible for using energy from the sun to produce food.
What is the leaf?
400
Name we give to wet soil and rocks sliding down the hillside onto the road.
What is a landslide?
500
Name a solid becomes a gas without becoming a liquid.
What is sublimation?
500
This produces a special magnetic field that protects the Earth from damaging solar radiation
What is the inner core?
500
Universal force that attracts or pulls or objects that have mass toward one another.
What is gravity?
500
Process by which insects (bees) help plants reproduce.
What is pollination?
500
Which of these is a good insulator: copper, plastic, or aluminum?
What is plastic?
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