WorksheetsScience Data
Total questions: 15
Worksheet time: 15mins
Chico is examining two igneous rocks. He observes that one rock is light-colored and one is dark-colored. Both rocks have very large crystals and are very coarse. How can two rocks made by the same process be so different in color?
They cooled at different rates.
They contain different minerals.
They were made at different times.
They were worn down at different rates.
Aram made this model of the water cycle. What is the purpose of the bowl of ice cubes?
The ice cubes hold the lid down so it does not rise during evaporation.
The ice cubes melt as they are heated by the lamp to model runoff.
The ice cubes keep the lamp from overheating the plastic lid.
The ice cubes cool the lid so condensation and precipitation occur.
On a hot summer day at the beach, Beth reached into her cooler for a cold drink. She wiped the can dry with her towel only to see a few seconds later that it was wet again. Which statement best describes what Beth observed?
The can has skin-like pores that let some water out.
Heat causes water vapor to precipitate onto the surface of the can.
Water vapor in the air condenses onto the surface of the can.
The high air temperature at the beach is partially melting the can.
Many rainforests are found in the tropics, but only a few are found in cooler temperate zones. What makes a forest a rainforest?
They always contain very large rivers or lakes.
They produce more oxygen than normal forests.
They have a canopy of trees and a great deal of precipitation.
They have a large variety of animals that are not found elsewhere
Melanie kept a potted plant in a closed box with a hole on one side, as shown in the diagram to the left. Which change would she MOST LIKELY observe in the plant after a few days?
The plant continues to grow in the same direction.
The roots bend toward the hole in the side of the box.
The leaves will turn away from the hole in the side of the box.
The stem bends toward the hole in the side of the box.
What is the function of the organ marked X?
To filter blood
To pump blood
To add oxygen to the blood
To remove carbon dioxide from the blood
The chart below lists some of the physical characteristics of different animals. Based on this information, which of the following animals is most similar to the whale?
Crayfish
Dolphin
Shark
Starfish
The picture to the left shows organisms that live in a marsh.
How does energy move in this food chain?
heron, fish, sun, grass, water bugs
water bugs, sun, grass, fish, heron
fish, water bugs, sun, grass, heron
sun, grass, water bugs, fish, heron
Insects, like bees and ants, use a series of tubes or sacs to exchange gases with the atmosphere. Which organ in the human body is used to exchange gases between the blood and the atmosphere?
Bladder
Brain
Intestines
Lungs
Samson spotted an animal in his yard that he had never seen before. It was lying on top of a pile of eggs. He could also tell that the animal's skin was tough and scaly. Based on this information, what kind of vertebrate was Samson most likely looking at?
An amphibian
A bird
A mammal
A reptile
The picture to the left shows a food chain.
Which part of the food chain is missing?
Carnivore
Consumer
Herbivore
Producer
The American Black Bear lives in many parts of North America. A black bear in Colorado might hibernate for three or more months in winter, while a black bear in Florida may hibernate for only a few weeks, or not at all. Which statement best explains why?
Florida black bears are a different species from Colorado black bears.
Florida black bears hibernate less because their climate is not as cold.
Florida black bears have less territory and cannot risk a long hibernation.
Florida black bears eat different food from bears in Colorado and need less rest.
Which of the following best describes the role of a control group in a scientific experiment?
To provide a standard for comparison against the experimental group
To ensure that the experiment is conducted ethically
To increase the sample size of the experiment
To manipulate the independent variable
A scientist collects data on the growth of plants under different light conditions. Which type of graph would be most appropriate to display this data?
Pie chart
Line graph
Bar graph
Scatter plot
In a scientific study, a researcher finds a strong correlation between two variables. What can the researcher conclude from this finding?
One variable causes the other to change
There is a relationship between the two variables
The variables are independent of each other
The correlation is due to random chance
