Which layer of the Earth is made of solid iron and nickel?
Inner Core
Which part of a plant does photosynthesis occur?
A. Roots
B. Stem
C. Leaf
D. Flower
C. Leaf
A student looks at a straw in a glass of water and notices it looks bent. Which property of light causes this?
A. Absorbing
B. Refracting
C. Reflecting
D. Transmitting
B. Refracting
Which of the following is the best definition of force?
A. The amount of matter in an object
B. The direction an object is traveling
C. A push or pull acting on an object
D. The speed at which something moves
Which is NOT an example of conserving natural resources?
A. Riding a bike to the store
B. Turning off the lights when you leave the house
C. Flying in a private jet
D. Cleaning up after a picnic at the park
C. Flying in a private jet
Which best describes weathering?
A. Moving rocks
B. Breaking down rocks
C. Melting rocks
D. Building mountains
B. Breaking down rocks
What is the purpose of pollination?
A. To create nutrients
B. To attract pollinators
C. To help the plant grow taller
D. To make seeds/reproduce
D. To make seeds/reproduce
This type of energy moves in waves and creates vibrations.
A. Light
B. Electricity
C. Sound
D. Matter
C. Sound
If you roll a ball across a rug and a smooth tile floor, why does it stop sooner on the rug?
A. The tile floor has more friction
B. The rug has more inertia
C. The rug has more friction
D. The rug has less friction
C. The rug has more friction
Which of these describes climate?
A. Yesterday it rained
B. The average temperature in Spring in Virginia is 67 degrees.
C. Today it was windy
D. There is a chance for thunderstorms tomorrow
B. The average temperature in Spring in Virginia is 67 degrees.
Which rock would most likely contain fossils?
Sedimentary
Which describes an ecosystem?
A. A panda
B. A group of pandas
C. Pandas, bamboo, bushes, & flowers
D. Pandas, bamboo, bushes, flowers, rocks, & water
D. Pandas, bamboo, bushes, flowers, rocks, & water
Which is NOT a type of energy used/created by an electric pencil sharper?
A. Light
B. Sound
C. Mechanical
D. Electrical
A. Light
What happens when forces are balanced?
A. Motion speeds up
B. Motion slows down
C. No change in motion
D. Objects disappear
C. No change in motion
Which process describes water changing from a liquid to a gas?
A. Condensation
B. Evaporation
C. Melting
D. Freezing
B. Evaporation
Which boundary occurs when plates move together?
A. Convergent
B. Divergent
C. Transform
D. Pushing
A. Convergent
Which of these is a producer?
Phytoplankton
Which of the following would be an energy transformation for a lamp?
A. Electrical --> Sound
B. Light --> Electrical
C. Mechanical --> Light
D. Electrical --> Light
D. Electrical --> Light
If you apply a force to a wagon and it starts to speed up, this change in motion is called:
A. Velocity
B. Mass
C. Friction
D. Acceleration
D. Acceleration
Which is a renewable resource?
A. Coal
B. Oil
C. Wind
D. Natural gas
C. Wind
What causes plate tectonics?
A. Plants
B. Heat
C. Light
D. The gravitational pull of the moon
B. Heat
What might be an example of a bird's niche?
Various answers
Sound travels best through which state of matter? Double points if you can tell me why!
A. Solid
B. Liquid
C. Gas
A. Solid because the molecules are closest together
If you are riding in a car that stops suddenly, your body lurches forward. This happens because:
A. Gravity pulls you toward the front
B. Objects in motion stay in motion unless another force is acted upon it
C. The friction of the seats causes you to move
D. Air resistance pushes you from behind
B. Objects in motion stay in motion unless another force is acted upon it
Which is the dependent variable for the following experiment - A student changes the amount of sunlight a plant gets and measures its growth.
A. Amount of sunlight
B. Type of plant
C. Plant growth
D. Soil type
C. Plant growth