Forces
Which object would need the MOST force to move?
A book
A bowling ball
A soccer ball
A pencil
A bowling Ball
Light is a form of energy that travels in?
Waves
Circles
Straight Lines
ZigZags
Straight Lines
A major source of energy for all ecosystems is?
Sunlight
Oxygen
Food
Soil
Sunlight
The path the planet follows around the sun is called?
Rotation
Orbit
Axis
Revolution
Orbit
In a food web the arrows show?
Where animals live
The flow of energy
How big animals are
The color of the organisms
The flow of energy
The amount an object's motion changes depends on?
Color and Shape of the object
Shape and Mass of the object
Force used and Mass of the object
Force used and Color of the object
Force used and mass of the object
When light bends as it passes through water, it is called?
Vibration
Refraction
Reflection
Absorbance
Refraction
A type of symbiotic relationship where both species benefit?
Commensalism
Parasitism
Mutualism
Symbiotic
Mutualism
The sun is a?
Moon
Planet
Asteroid
Star
Star
Which is the best example of a producer?
Grass
Hawk
Snake
Frog
Grass
Speed is calculated by using?
Distance and Time
Force and Mass
Time and Mass
Force and Distance
Distance and time
Why does a darker piece of clothing get warmer in sunlight?
Absorbs more light
Reflects more light
Refracts more light
Makes its own heat
Absorbs more light
Decomposers help ecosystems by?
Stopping food chains
Eating only plants
Creating energy
Breaking down dead organisms
Breaking down dead organisms
Seasons happen because earth?
Spins faster in the summer
Stops spinning
Is tilted as it revolves around the sun
Spins slower in the summer
Is tilted as it revolves around the sun
Which shows energy flow in the correct order?
Mouse to Plant to Sun to Snake
Sun to Plant to Mouse to Snake
Sun to Mouse to Snake to Plant
Plant to Sun to Mouse to Snake
Sun to Plant to Mouse to Snake
A force is applied in the opposite direction of an object's motion the speed will?
Decrease
Increase
Stay the same
Object will immediately stop
Decrease
Which situation shows vibrations?
Cloud in the sky
Book on a desk
Rock outside sitting still
Guitar string moving
Guitar string moving
Photosynthesis is a process plants use to?
Make food from the sun
Make water
Eat bugs
Break down soil
Make food from the sun
Which planet would likely be the coldest?
One farthest away from the sun
One closest to the sun
One with rings
One with moons
One farthest away from the sun
What would most likely happen if a predator disappeared?
Producers would disappear
Sunlight would stop
Decomposers would stop
Prey population would increase
Prey population would increase
Which situation shows slowing down because of a force?
A ball rolling down a hill
Brakes stopping a bicycle
A rocket taking off
A fan speeding up
Brakes stopping a bicycle
Why do you see lightning before you hear thunder?
Thunder is slower to start
Sound travels faster than light
Light travels faster than sound
They happen at different locations
Light travels faster than sound
An animal or person that eats food of both plant and animal origin?
Herbivores
Omnivores
Carnivores
Omnivores
A mixture of ices (both water and frozen gases) that are not part of a planet?
Meteor
Asteroid
Comet
Planet
Comet
Which shows energy flow in the correct order?
Sun to Plant to Rabbit to Fox
Fox to Rabbit to Plant to Sun
Rabbit to Sun to Plant to Fox
Plant to Sun to Fox to Rabbit
Sun to Plant to Rabbit to Fox