Ecosystems/Living Things
Look at the food chain below:
grass --> grasshopper --> bird
How is the grass in this food chain best described?
What is a producer?
Which of the following is a quantitative property of an apple?
A. The apple looks round.
B. The apple feels smooth.
C. The apple tastes sweet.
D. The apple measures 7 centimeters.
A wagon is pushed in a straight line. How would an increase in friction on the wagon wheels affect the motion of the wagon?
What is, It would cause the wagon to slow down?
William and Owen are brothers who have blond hair, green eyes and freckles. They both are skilled basketball players and play the guitar. Which two characteristics are most likely learned?
What is basketball and guitar?
What is the most responsible for the change in seasons?
What is, the tilt of earth on its axis?
Which would most likely cause a decrease in a population of herbivores?
A. an increase in the number of producers
B. a decrease in the types of decomposers
C. an increase in the number of carnivores
What is B, a decrease in the types of decomposers?
A balloon with a mass of 5 grams is blown up and popped. If all the pieces are weighed what would be their total mass?
What is 5 grams?
Scientists discovered that an asteroid is moving through space. What information is needed to determine the average speed of the asteroid?
what is distance and time?
speed= distance / time
A group of students are studying bean plants. All of the following traits are affected by changes in the environment EXCEPT:
A. Leaf color
B. Seed type
C. Bean production
D. Plant height
What is, B. Seed Type?
What instrument is best used to predict weather changes?
What is a barometer?
What is the function of the circulatory system?
What is transport blood?
A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?
What is, conduction?
A runner measured the time it took him to run 5km. What can he calculate from the distance and time measurements.
3 examples of an inherited trait
examples: hair color, eye color, height, color of skin, color of hair, curly hair, straight hair, etc.
What will most likely result from a low-pressure weather system?
What is rainy or stormy weather, clouds, wind?
What is the difference between single-celled organisms’ and multicellular organisms’ ability to survive?
What is: Multicellular organisms contain many specialized cells necessary for survival, while single-celled organisms can survive alone?
Explain the difference between evaporation and transpiration.
Evaporation: Water is heated by the sun. Liquid water changes to water vapor.
Transpiration: is evaporation from plants.
A pencil falls off a desk. What moves the pencil toward the floor?
Why is the skeletal system important?
What is protects us, supports us, helps us move, new blood is created in our bones?
The weather forecast indicates that a warm front will be moving into the area in the next 24 hours. Which type of weather will most likely result?
what is cloudy skies and rainy weather?
How are the Skeletal and Circulatory systems alike?
What is they help the body produce new blood?
Which is the best example of the transfer of heat by radiation?
A.Water boiling
B. Ice Melting
C. A hot air balloon rising
D. A light bulb glowing
What is D, a light bulb glowing?
What can cause a moving object to increase its speed in a forward direction?
A. A force pushing on the object from the opposite direction
B. A force that continually acts on the object in the direction the object is moving
C. An increase in the mass of a object
D. a decrease in the mass of an object
What is B, A force that continually acts on the object in the direction the object is moving?
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?
A. The mother rabbit had previously lost an ear in an accident
B. The mother rabbit became sick before birth
C. A mutation occurred during the development of one of the rabbits
What is C, a mutation occurred during the development of one of the rabbits?
Explain the difference between El Nino and La Nina and how they affect the Pacific Ocean.
What is
El Nino: Makes the pacific ocean too warm
La Nina: Makes the pacific ocean too cold