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WorksheetsHAVARD Unit Test 2 Part 2
Total questions: 15
Worksheet time: 8mins
What is the best question for this investigation?
What is the effect of temperature on the sprouting rate of seeds?
What is the best soil in sprouting seeds?
What is the effect of sunlight in the sprouting rate of seeds?
Which seed sprout the fastest?
Which group of items could be used to investigate the strength of different magnets?
Magnets, pennies, rulers
Magnets, paper clips, rulers
Magnets, hand lenses, graduated cylinder
Magnets, water, aluminum foil
The chart below shows the results of a student investigation. What testable question were the students trying to answer?
How does the mass of the toy car affect the distance it travels?
How does the ramp affect the distance the toy car travel?
What is the mass of the toy car?
What is the speed of the toy car?
Which of the following statements is true about the picture above?
.
The bolt is more dense than the maple syrup.
The maple syrup is more dense than the bolt.
The bolt is less dense than water
The water is more dense than maple syrup
Two objects are placed in water. One sinks and the other floats. Which of the following is the most reasonable conclusion that can be drawn from this data?
One object is magnetic, the other one is not.
One object is a solid, the other one is liquid
One object has greater density than the other.
One object is much larger than the other.
Which of the following is magnetic and a good conductor of heat?
Iron nail
Aluminum foil
Copper wire
Plastic chip
The following will make an incomplete circuit complete EXCEPT---
washer
aluminum foil
cork
gold ring
The following describes gas EXCEPT---
Invisible
No definite shape
No definite volume
Has definite shape.
The process of changing gas to liquid is called--
evaporation
condensation
melting
freezing
The windmill uses which form of energy?
electrical
mechanical
light
thermal
Students wanted to see which containers would evaporate water the fastest. They used the same amount of water in each container. What could they do to make the water evaporate faster?
Place the containers in a cool place.
Place the containers inside a cold refrigerator.
Place the containers in the shade of a tree.
Place the containers in the heat of the sun.
Which of the following will create a solution?
Sugar and water
Pepper and water
Cereals and milk
Bolts and nails
Which statement best describes the circuits in the diagram?
Only the light bulb in circuit 1 is lit.
Only the light bulb in circuit 2 is lit.
Both light bulbs are lit
Neither light bulb is lit.
A food chain is shown above. For the food chain shown, which of the following change would have the most severe consequences?
A drastic decrease in rainfall causing drought.
The poaching of predatory hawks by game hunters n.
The introduction of a second predator that eats field mice.
A parasitic infestation that reduces the cricket population.
Some beetles break down the remains of dead animals. Some mushrooms breakdown the remains of dead trees. How do these actions most benefit plants?
By returning nutrients to the soil
By releasing oxygen into the air
By making space for new animals
By decreasing the population of herbivores
