A
Heredity is the passing of traits from _________________ to _____________________
A. predators to prey
B. water to rain
C. parents to offspring
D. offspring to parents
C. Parents to offspring
During an equinox, the Sun is directly over the?
A. Tropic of Cancer
B. Equator
C. Santa's Workshop
D. Tropic of Capricorn
B. Equator
The lithosphere (crust) is broken into sections called
A. plates
B. faults
C. ridges
D. trenches
A. Plates
It takes the Earth _______ days to travel all the way around the Sun.
A. 28
B. 100
C. 24
D. 365
D. 365
What process creates new crust from magma?
A. sea-floor spreading
B. subduction
C. weathering
D. erosion
A. sea-floor spreading
A battery transforms:
A. Chemical energy into electrical energy
B. Chemical energy into kinetic energy
C. Electrical energy into chemical energy
D. Electrical energy into kinetic energy
A. Chemical energy into electrical energy
______________________ is the introduction of chemical, physical, or biological agents into water that degrade water quality and adversely affect the organisms that depend on the water.
A. water pollution
B. desalination
C. watershed
D. potable
A. Water Pollution
The spinning of a body, such as a planet, on its axis is called:
A. Orbit
B. Rotation
C. Revolution
D. Rotunda
B. Rotation
A book falls off a desk and makes a sound when it hits the floor. The sound wave that travels through the air
A. is a transverse wave.
B. is a longitudinal wave.
C. moves in one direction from the source.
D. moves faster than the speed of light.
B. is a longitudinal wave.
Seasons would change significantly if this were to change...
A. The speed of Earth's rotation
B. the Earth's orbit changed direction
C. The Sun's rotation changed speed
D. the Earth's tilt were changed
D. the Earth's tilt were changed
If a child has red hair, they inherited a certain _______________ from their parents.
A. ratio
B. trait
C. probability
D. ability
B. Trait
Which two factors influence gravitation force?
A. mass and distance
B. distance and inertia
C. mass and energy
D. energy and distance
A. Mass and Distance
Which human activity greatly increases the amount of carbon dioxide that is released into the atmosphere?
A. planting trees
B. composting leaves
C. draining wetlands
D. burning coal
D. burning coal
What evidence did Alfred Wegener use to support his theory of continential drift?
A. Fossil discoveries
B. The Himalayan Mountains
C. Ancient maps of the world
D. Charts of seismic activity
A. Fossil discoveries
What is true of tectonics plates?
A. They are constantly moving
B. Earthquakes cause them to move
C. They don't move for centuries at a time
D. There are fewer & fewer of them
A. They are constantly moving
A group of workers needs to move a piano from the second floor of a building. The piano is too wide to fit through the door, so they will lower the piano to the ground through a window. Which tool would be BEST to help the workers lower the piano from the window?
A. wheel and axle
B. inclined plane
C. pulley
D. wedge
C. Pulley
What force prevents machines from reaching Ideal Mechanical Advantage?
A. friction
B. gravity
C. unbalanced forces
D. net force
A. friction
Why does chemical waste need to be disposed of carefully?
A. It encourages excessive plant growth
B. It contains heavy metals which build up in the tissues of living organisms.
C. It is not biodegradable
D. It depletes the oxygen levels in the water
B. It contains heavy metals which build up in the tissues of living organisms.
Some kids were dumping paint in the local pond. What type of water pollution did they cause?
A. Toxic
B. Sediment
C. Nutrient
D. Bacterial
A. Toxic
Which of the following is true of Earth's landmasses?
A. They are the upper part of the crust
B. They are made of a single tectonic plate
C. They are the densest part of the crust
D. They were formed by earthquakes
A. They are the upper part of the crust