Ecosystems
Light
Sound
Force and Motion
Solar System
100
An organism that creates its own food
What is a producer?
100

Does light travel in a straight line or in all directions?

What is a straight line?
100

Sound is produced by objects that _______________.

What is vibrate?
100
Forces that cause a change in motion
What are unbalanced forces?
100

When an object orbits another object, it ____________.

What is revolves?
200

Squirrels eat nuts, seeds, fruits, and insects. A squirrel is a _______.

What is an omnivore?
200

Which will increase temperature more: an object in the shade or an object in the sunlight?

What is an object in the sunlight?
200

Does sound travel in a straight line or in all directions?

What is all directions?
200
A force that opposes motion
What is friction?
200

Planets that are small and rock-like

What are inner planets?
300

An organism hunts and kills another organism for food

What is a predator?
300

The two options to what light can do when it hits an opaque object

What is reflect or be absorbed?
300

Fast vibrations (short objects) cause what kind of pitch?

What is a high pitch?
300
An object pushed with more force will_____________
What is move faster/farther?
300

What season is it in the Northern Hemisphere if the Southern hemisphere is in Spring?

What is Fall?
400
A species that is nearly extinct
What is an endangered species?
400
What happens when light goes through water?
What is refraction?
400

What sound cannot travel through

What is empty space?
400
Will a heavy or light object move farther?
What is a heavy object?
400

During the summer, day are ________ (time) than in the winter.

What is longer?
500
A type of symbiotic relationship where one species benefits and one species is harmed
What is a parasitism?
500

The type of material reflects light the best

What is a shiny, flat, smooth surface?
500

Would sound travel slowest through milk, steel, brick, or air?

What is air?
500

A car traveled 20 meters in 5 seconds.  What was its speed? 

What is 4 meters per second?
500

What causes the Earth to have seasons?

What is the tilt of the earth as it revolves around the sun?
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