Worksheets2017 PSSA Science Grade 4
Total questions: 16
Worksheet time: 15mins
Which process has increased the availability of fresh food to many people all over the United States?
boiling and storing food in glass jars
packing meat in salt to remove water
transporting food in refrigerated trucks
using stoves powered by natural gas to cook food
Cold temperature reduced the snake population in this food web. How will the hawks MOST LIKELY respond to this change in their environment?
The hawks will hibernate.
The hawks will eat more deer mice.
The hawks will feed on wheat plants.
The hawks will use sunlight to produce energy.
Breakfast cereals are usually packaged in one of two ways. Which statement best compares these two types of packaging?
Type X produces less waste than type Y.
Type X costs more to produce than type Y.
Type X helps keep cereal fresh longer than type Y.
type X protects cereal better during shipping than type Y.
When is the next time that the shadow will look most similar to the shadow at 7:00 A.M.?
5:00 A.M. the next morning
7:00 A.M. the next morning
5:00 P.M. the next evening
7:00 P.M. the next evening
Bird watchers at Hawk Mountain Sanctuary in Pennsylvania Recorded the number of hawks observed during four days in August. Which conclusion can best be made from the data?
The greatest number of hawks was observed on day 4.
Broad-winged hawks fly faster than other types of hawks.
More red-tailed hawks were observed than sharp-shinned hawks
Migrating hawks prefer Hawk Mountain Sanctuary over other bird sanctuaries.
Which part of the pond ecosystem is correctly described in the chart?
water
algae
snail
fish
A student builds a model to show some of the steps in the water cycle. Which steps in the water cycle is the student most likely modeling?
precipitation and runoff
runoff and condensation
evaporation and precipitation
condensation and evaporation
About how much will the diameter of the tree's trunk most likely increase between year 200 and year 230?
1 cm
10 cm
25 cm
50 cm
Which physical characteristic can be passed on to offspring?
long beard
strong arm
pierced ear
brown hair
Erie National Wildlife Refuge has many creeks, ponds, and marshes. It attracts over 200 types of birds. Which birds depend most on the water in the refuge?
birds that eat fish
birds that hibernate
birds that eat snakes
birds that build nests
Which sequence shows the most likely steps humans use to produce lumber from trees for construction purposes?
A
B
C
D
What change is necessary for this circuit to work?
Add a source of power.
Add a second light bulb.
Move the switch farther away from the bulb.
Replace the copper wire with a different type of meta wire.
Some bicycles have break pads that squeeze the sides of the wheels. Which statement BEST describes how the motion of a bicycle changes when the breaks are used?
The bicycle speeds up due to the friction between the break pad and the wheel.
The bicycle slows down due to the friction between the break pad and the wheel.
The bicycle speeds up due to the magnetism between the break pad and the wheel.
The bicycle slows down due to the magnetism between the break pad and the wheel.
Which student correctly labeled the environmental features?
Student 1
Student 2
Student 3
Student 4
Which statement BEST describes a pond?
It is made of salt water that is frozen.
It is made up of salt water that is flowing.
It is made up of fresh water that does not flow.
It is made up of fresh water that does not freeze.
In late spring, a student notices very tall, puffy clouds forming quickly in the sky. The clouds seem to be getting taller and are turning dark gray. Which weather forecast can best be made from these observations?
Cirrus clouds are forming and fair weather is expected.
Cumulus clouds are forming and dry, cold weather is expected.
Cumulonimbus clouds are forming and a thunderstorm is likely.
Stratus clouds are forming and a late-season snowstorm is likely.
