Weather
When the sun warms water, which resulting process occurs?
Evaporation
The system that protects the major organs in the body
What is the skeletal system
This is a food chain that includes grass, a grasshopper, and a bird. grass → grasshopper → bird How is the grass in this food chain best described? and Why?
What is it is a producer because it makes its own food
The force that pulls a pencil to the ground after it has been knocked off a desk
What is gravity
A lightbulb glowing is what kind of heat transfer?
What is radiation
Why does a storm that affects an area in the western United States may affect an area in the eastern United States a few days later?
What is the jet stream
Includes the esophagus, stomach, and intestines
What is the digestive system
This biome has maple, oak, hickory trees and black bears, raccoons, and hawks
What is the deciduous forest
If a car is moving backward along a road, can its speed be measured?
YES it's still distance over time
These traits are passed down from our parents
What are inherited traits
In North Carolina, the wind is blowing from the north. If the wind changes direction and begins to blow from the south, what will happen to the temperature?
What is the temperature will be warmer
Sends messages throughout the body
What is the nervous system
What would cause a decrease in the herbivores in an ecosystem? (give 2 reasons)
a decrease in the producers
an increase in the carnivores
How is no change in position (or standing still) represented on a time/distance graph?
What is by a straight line
Heat is transferred in this way by direct contact
What is conduction
On a June day, a warm, moist air mass slowly passes over a colder air mass in North Carolina. What will most likely happen next?
rain will fall (warm front)
The respiratory system exchanges oxygen and carbon dioxide with the circulatory system.
Organisms that must get their energy by eating other organisms
What are consumers
Scientists discover an asteroid that is moving through space. What information is needed to determine the average speed of the asteroid?
the distance and time
When matter changes into a new substance it is called this
What is chemical change
The cause of day-to-day weather changes?
What are air masses
In what way are the circulatory system and the nervous system similar?
What is they are both transport systems
Which has the greatest effect on the amount of salt in a salt marsh?
How close the marsh is to the ocean
Newton's First Law is also known as the Law of _______?
What is inertia
A mother rabbit has a litter. One of the babies is born with one long ear and one short ear. What most likely caused this one rabbit to be born with one short ear?
What is a mutation