Sixth Grade Science Pre-Test

Which of following is NOT made up of cells?

Where does the steam that comes from boiling water go?

When you go to the doctor and they hit your leg just below the knee your leg jerks, why?

The formula for density is:

A large bean plant gains mass but the mass of the soil changes very little. What two statements could be concluded from this evidence?

Where in the bean plants would you find cells that are specially adapted to make food?

Kristen was listening to a portable radio one afternoon and forgot to turn it off. The next morning the radio would not work. What is the best explanation for why the radio would not work?

Which of the following BEST describes the events that result in the production of a new plant from a seed?

As plants grow they become larger and gain mass. Where does the increase in mass come from?

When the weather is cold, bees do not leave their hives. This is because they are:

Which item in the list is NOT a part of an atom?

In which part of the water cycle are dissolved solid impurities separated from the water?

You light a candle. After some time you notice the wax is melting. After some more time passes we notice candle wax dripping off the candle forming a puddle. Later, the puddle hardened. Which properties of the candle wax changed?

On a hot summer day, Alex bought an ice cream cone. After a few minutes, ice cream was running down the cone and onto his hand. Which BEST explains the physical changes of the ice cream?

What do we breathe in and plants breathe out?

(EXTRA CREDIT)The agriculture company Potatoes-Are-Us claims that growing potatoes in a high carbon dioxide atmosphere will produce a bigger crop. If plants are grown under two different concentrations of carbon dioxide, which of the following is the BEST evidence to determine which potato plants are making and storing more food?

Which two systems work with the skeletal system to cause a finger to move?

The farm family donated some of their produce to the school for science experiments. In one class, the students tested the tomatoes, carrots, sweet corn, and potatoes to see if the plants stored food as either sugar or starch. What were the MOST LIKELY results for the students' tests?

Garden plants need food to live and grow. What is food for plants?

The moisture on the outside of a can is probably

Why do ice cubes float?

In which way are garden plants, insects that eat their leaves, and the people in a farm family all alike?

Which has one cell?

Mary rubbed some alcohol on the back of one hand and some water on the other hand. After a few seconds, the place where she rubbed the alcohol felt cooler than the place where she rubbed water. Mary concluded the alcohol must have been colder than water when she rubbed them on her skin. Is Mary's conclusion correct?

The leaves of the garden plants are green because their cells contain a green substance (chlorophyll) that the cells use during photosynthesis. What do these cells do for the plants?

If you put a small amount of rubbing alcohol on your hand it disappears quickly. This is because the molecules of liquid alcohol:

What is the difference between plant and animal cells?

Why does your glass of ice water get wet on the outside on a warm summer day?

Which is a molecule?

The ethyl alcohol disappeared from Mary's skin because the molecules of alcohol

What unit of measure should Jerry use to report the volume of a liquid?

Which of the following can be responsible for pollinating flowers?

Which part of the plant carries out photosynthesis?

After Malik cooked some frozen corn in a pan of boiling water, he turned off the stove and placed a clean, dry lid on the pan. An hour later, he removed the lid and saw drops of water on the inside of the lid. Which process BEST describes what happened when the water collected on the lid?

Which two systems of the body must work together to bring oxygen to a muscle?

What do plant roots do?

The cotyledon is the main portion of the bean seed. What food, made by the plant, makes up the LARGEST amount of food stored in the seed?

Which of the following is an element?

Steven filled an ice tray nearly full with water. When he took the tray out of the freezer, the ice extended above the top of the tray. He wondered if there had been a change in the amount of substance in the tray. Which is the BEST measure to find any change in the amount of substance in the ice tray?

The part of the flower that contains the ovary is called the pistil. If the pistil is removed, the plant CANNOT produce

Tony always drinks water before and after his long bike rides. Why does his body need water when he exercises?

Which of the following is providing better weather forecasts?

Which is the BEST measure to see if there was a change in the amount of something (substance) before and after melting?

As the sun rises in the morning, the land begins to warm up while Lake Michigan's water remains cool. Which of the following explains what happens to the density of the air over the land as the land warms up?