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WorksheetsSTAAR review
Total questions: 20
Worksheet time: 3600secs
Name
Class
Date
1.
Most kangaroos have large, heavy tails, while spider monkeys have long, thin tails. Kangaroo tails are useful when the kangaroos are hopping and also when they are crawling around on the ground to feed. Spider monkey tails are useful when the spider monkeys are moving through trees. Both of these animals use their tails primarily for —
a)
grabbing and holding their food
b)
supporting and balancing their body
c)
attracting the attention of other animals
d)
carrying their young
2.
Which alternative energy source is generated beneath Earth’s crust and can be used to heat buildings?
a)
Hydroelectric energy
b)
Geothermal energy
c)
Wind energy
d)
Solar energy
3.
Some facts about birds called cattle egrets are listed below.
1. They have yellow bills and light-orange legs.
2. They make nests in trees away from predators.
3. They eat ticks off cattle while the cattle graze.
4. They are often found in the same fields as cattle.
Which of these facts best describes how these birds depend on other animals to survive?
1. They have yellow bills and light-orange legs.
2. They make nests in trees away from predators.
3. They eat ticks off cattle while the cattle graze.
4. They are often found in the same fields as cattle.
Which of these facts best describes how these birds depend on other animals to survive?
a)
Fact 1
b)
Fact 2
c)
Fact 3
d)
Fact 4
4.
One of the brightest objects in the night sky is a planet that is closer to the sun than Earth is. What is the name of this planet?
a)
Mars
b)
Jupiter
c)
Saturn
d)
Venus
5.
Wild Texas hogs are descended from hogs brought here from other countries. These wild hogs eat many different kinds of foods, including plants, fungi, and insects. Besides being very destructive to the habitats of other animals, how do wild hogs most likely harm other animals?
a)
By competing with other animals for food
b)
By moving slower than most other animals
c)
By causing other animals to reproduce more
d)
By eating foods that no other animals eat
6.
How to Turn On a Light Switch the Rube Goldberg Way
1. The bird in the clock hits the ball.
2. The ball rolls down the ramp.
3. The ball falls into the balance pan.
4. The balance pan moves down.
5. The hand moves up.
6. The switch turns on.
1. The bird in the clock hits the ball.
2. The ball rolls down the ramp.
3. The ball falls into the balance pan.
4. The balance pan moves down.
5. The hand moves up.
6. The switch turns on.
a)
Light energy
b)
Thermal energy
c)
Electrical energy
d)
Mechanical energy
7.
On which side of a house in Texas should a window be placed so that the people inside the house can see the sunrise each day through the window?
a)
North
b)
South
c)
East
d)
West
8.
A student reads the label on the bottle of salad dressing shown below.
Ingredients:
oil, vinegar, spices
Directions:
Shake well before using. Refrigerate after opening.
Why would the student shake the salad dressing well before using it?
Ingredients:
oil, vinegar, spices
Directions:
Shake well before using. Refrigerate after opening.
Why would the student shake the salad dressing well before using it?
a)
Vinegar and oil have different densities.
b)
Vinegar and oil easily form a solution.
c)
Vinegar and oil both contain water.
d)
Vinegar and oil are both liquids.
9.
The stages in the development of an insect are shown below.
Which observation best supports the conclusion that this insect undergoes incomplete metamorphosis?
Which observation best supports the conclusion that this insect undergoes incomplete metamorphosis?
a)
The insect changes color when it becomes an adult.
b)
The first stage of the insect’s development is as an egg.
c)
The insect undergoes more than four stages in its development.
d)
The insect has similar body parts throughout its development.
10.
The picture below shows a type of plant called kudzu. Kudzu is a fast-growing Asian vine that was introduced into the United States. Kudzu quickly uses available resources and can completely cover the plants in an area.
What effect does the rapid growth of kudzu most likely have on an ecosystem?
What effect does the rapid growth of kudzu most likely have on an ecosystem?
a)
The variety of native plants decreases.
b)
The water supply in the area increases.
c)
Weather patterns in the area change.
d)
The number of other plants increases.
11.
Which of these changes to the electric circuit shown above will cause the lightbulb to light up?
a)
Straightening the wire so that the current can flow more easily
b)
Adding a switch and more wire so that the current can flow more easily
c)
Turning one battery so that its positive end connects to the other battery’s negative end
d)
Making the length of wire the same on both sides of the lightbulb
12.
Which of these best describes climate rather than weather?
a)
Wind speed is changing as a storm moves through an area.
b)
The temperature is decreasing in a slow-moving cold front.
c)
Annual high temperatures in the summer have increased over many decades.
d)
The rainfall during one year was greater than the rainfall during the following year.
13.
Some students put two ice cubes on separate plates. One ice cube had a mass of 80 grams. The other had a mass of 40 grams. Which result would be the same for both ice cubes in this investigation?
a)
The time it took each ice cube to melt completely
b)
The temperature at which each ice cube melted
c)
The amount of liquid produced on each plate
d)
The total volume of each ice cube
14.
A worker built a sidewalk and pressed some large salt particles into the concrete while it was still wet. When the concrete was dry, the worker washed the sidewalk with water. The picture below shows the sidewalk after it was washed.
What most likely happened to the salt?
What most likely happened to the salt?
a)
It evaporated into a gas.
b)
It turned into concrete.
c)
It dissolved in the water.
d)
It turned into a solid.
15.
A student uses a spring scale to pull a 50-gram block horizontally across a wood desk. Then the student pulls the block the same distance across surfaces of carpet, sandpaper, and glass.
Which question is this investigation most likely designed to answer?
Which question is this investigation most likely designed to answer?
a)
How do blocks of different sizes react to force?
b)
How do different surfaces affect the amount of force needed to move a block?
c)
How do blocks affect spring scales?
d)
How does the mass of a block change when it is pulled across a desk?
16.
Many types of plants grow in a forest ecosystem. How do plants affect the air that forest animals breathe?
a)
Plants use oxygen from the air to make food.
b)
Plants release pollution into the air.
c)
Plants release energy from the sun into the air.
d)
Plants take in carbon dioxide and release oxygen into the air
17.
Many types of plants grow in a forest ecosystem. How do plants affect the air that forest animals breathe?
a)
Plants use oxygen from the air to make food.
b)
Plants release pollution into the air.
c)
Plants release energy from the sun into the air.
d)
Plants take in carbon dioxide and release oxygen into the air.
18.
A string of lights with small bulbs is shown below. The bulbs are connected by wire that is covered with an insulator.
When the lights are on, electricity travels in —
When the lights are on, electricity travels in —
a)
a complete circuit
b)
a sound wave
c)
a light ray
d)
an incomplete path
19.
A student builds a circuit made up of a battery, two lightbulbs, and a switch, as shown below.
What will the student most likely observe in this circuit?
What will the student most likely observe in this circuit?
a)
Lightbulb 1 and Lightbulb 2 will both be on.
b)
Lightbulb 1 will be off, but Lightbulb 2 will be on.
c)
Lightbulb 1 and Lightbulb 2 will both be off.
d)
Lightbulb 1 will be on, but Lightbulb 2 will be off.
20.
A student observed the apparent shape of the moon every night for a period of 60 days. On Day 10 the student observed a full moon. On which other day did the student most likely observe a full moon?
a)
Day 20
b)
Day 30
c)
Day 40
d)
Day 50
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