Forces / Gravity
Simple Machines
Light / Sound
Ecosystem
Random
100
What type of force causes movement?
Balance or Unbalanced?
Unbalanced
100
Do simple machines make our life easier or harder?
Easier
100
What is required for sound to occur?
Vibration
100
What is the beginning source of every food chain or food web?
The sun!
100
What part of your body must light interact with for you to be able to see?
Your eyes!
200
What is the name of the force that causes things to fall to Earth?
Gravity
200
Which of the following is not simple machine?
The car
200
Sound travels differently through different mediums. Which medium does sound travel through the slowest?
Gas
200
Name a producer, a consumer, and a decomposer.
Producers: Any sort of plant
Consumer: Any sort of animal
Producer:
200
Explain what is the difference between refraction and reflection?
300
What factor determines the amount of gravity an object has?
Mass or Size?
Mass
300
Which type of simple machine is Jeff using to lift up the rock?
Lever
300
Which image properly demonstrates how light reflects off a surface?
A:
B:
B: 
300
Organisms are broken into 3 categories; Producers, Consumers, Decomposers. Where does each get their food from?
Producers: The Sun
Consumers: Other organisms
Decomposers: Dead organisms
300
In the food web below there are several organisms, and multiple arrows. What do the arrows show?
Which direction the energy goes or who eats who
400
A student is dropping a bowling ball and a tennis ball from the top of a ladder. If released at the same time, what should happen?
They will hit the ground at the same time.
400
The simple machine has two jobs. What are the two jobs a wedge can do?
1) Split something apart, like an axe.
2) Hold something still, like a door stop.
400
Explain the difference between Transparent, Translucent, and Opaque objects.
400
The food web below represent an ecosystem. If the deer population decreased to disease, which organisms would be most effected.
The wolf and mountain lion
400
Look at the food chain below. What would happen to the population of the Osprey and the Perch, if the Pike population decreased?
The Osprey would decrease due to having less food.
The Perch would increase due to that it has fewer pike eating them.
500
You have two objects in space floating. Which object will experience the most gravity?
Object B.
Its mass is 100 kg, and therefore has more gravity
500
Correctly identify all 6 simple machines with their picture:
A: 
B:
C:
D:
E:
F: 
500
You are visiting your Aunt in Chicago who lives in a multistory apartment complex. She lives on the 5th floor. If you looked in the swimming pool, what object would you see reflected in the water.
The helicopter.
500
The Texas Blind Salamander exists only in one pool of water inside of a cave in Texas. What would happen to this animal if its ecosystem was destroyed?
It would die and probably become extinct.
500
Look at the food web below. There is TicTok trend where people capture Ringtails and release them in random places that are not their home. It is occurring so much that it is having a negative impact on the population of the Ringtails in this ecosystem. What will be the affect on the ecosystem if this trend continues?
The populations of the Frog, Nuthatch, and Rat will all increase.
The populations of the Wolf, Mountain Lion, and Cats will all decrease.