Washing out a plastic zip bag and using it again is known as -

Which of the following is NOT considered a fossil fuel?

Which of the following is a renewable resource?

The T-chart shows how some natural resources are classified. Which of the following should be placed where the question mark is to complete the chart?

Why is water classified as a renewable rather than a nonrenewable resource? Water is classified as renewable because it -

Which of these is classified as a renewable resource?

Fossil fuels form when organic matter is buried and then exposed to heat and pressure for millions of years. Fossil fuels are classified as nonrenewable resources because they –

All of the following resources are classified as renewable EXCEPT –

The protection of resources is called -

Which particle of soil is the largest?

Most gray soil contains silt. Sandy soil is usually light brown. Many dark brown soils contain dead plants and animals. Which color of soil most likely contains a large amount of humus?

A lab team wants to conduct an investigation to determine which type of soil best supports plant growth. If Plant Species X grows well in soil with mostly sand and gravel, what is true about Plant Species X?

A 4th grade science class did an investigation to determine soil water retention. They poured 50 mL of water into paper filters of four different types of soil placed in funnels over graduated cylinders. Which soil retained the most water?

Students test the amount of water retained by different types of soil. Equal amounts of soil were added to four funnels with filters, then the same volume of water was poured through each soil sample. To determine the amount of water retained by each soil sample, the student would –

Which model demonstrates a way to test properties of different soils to determine which type of soil best supports the growth of plants?

Which property of soil could students determine by rubbing a sample between their fingers?

Students are placing different soil samples in front of a fan to see which kind of soil is moved most easily by wind. What piece of safety equipment would be most important during this investigation?

Students poured 200 mL of water through a soil sample. They collected and measured the water that drained from the soil. The water collected had a volume of 110 mL. How much water did the soil retain? Record your answer as a number only!

Students measured the rainfall outside their classroom for five days and recorded their observations. There was an increase in the amount of rainfall between -

A student has been measuring and recording changes in weather. Her data is shown in the chart below. Which statement is best supported by the data on the chart shown above?

The students in Mrs. Beck's class recorded the amount of rainfall at the school for four months. The measurements were collected and recorded in the table below. According to the data collected, which of the following is the BEST conclusion?

The chart shows the high temperature for part of a week. If the temperature pattern continues into the weekend, what high temperature would be predicted for Saturday?

The pictures show a sidewalk at three different times on the same day. The changes were caused by the weather. Which table best describes the changes that most likely occurred between 6:00 A.M. andnoon?

Samantha, a local meteorologist, measures and records hurricane numbers for five years.She has been asked to transfer the data into a bar graph for the evening news. Which ofthe following data tables correctly shows the data displayed on the bar graph below?

The map below shows the weather conditions for some of the cities in Arizona. Based on the front that is moving through Arizona, what type of weather can be predicted for the city of Flagstaff?

Based on the chart, which weather condition shows the numbers increasing over the 4 days?

What is the name of the tool that measures wind speed?

Which tool that measures air pressure?

The two weather maps show a front moving across Texas. In which of the following cities would you most likely see a drop in temperature between Day 1 and Day 2?

Which process of the water cycle is shown by the arrow in the diagram below?

What is the role of the Sun in the water cycle?

What change occurs during condensation?

Rain, snow, sleet, and hail are all examples of -

The diagram shows a model of the water cycle created by a group of science students. What part of the model represents cloud formation in the water cycle?

What part of the model represents precipitation?

The source of energy that drives the water cycle comes from the –

Even though clouds and rain consist of fresh water, most of the water on Earth is in the form of salt water, found in –

The diagram shows the water cycle. What change occurs at Point B in the water cycle?

Which form of water in the water cycle is found only on the surface of Earth?

Changes in seasons bring changes in weather. Which of the following BEST explains why winters in most parts of the world are cold?

What is the correct sequence of seasons that would follow winter?

The average length of daylight hours in Houston, Texas, for each month is given in this graph. Which of the following is the most reasonable prediction for the average number of daylight hours in October?

Which best represents summer in the Northern Hemisphere?

The graph below shows changes in the length of the shadow of the school's flagpole for an entire school year. Each day, students measured the length of the school's flagpole shadow when the Sun was highest in the sky. Based on the information, what pattern occurs in the flagpole's shadow throughout the year?

The diagram below shows the relative positions of the Sun and Earth during a certain time of year. According to the diagram, which season is occurring in the Northern Hemisphere of Earth?

This table displays the sunrise and sunset data for Houston, Texas. Which of the following are the most reasonable predictions for sunrise and sunset on Day 20?

When the South Pole is pointed toward the Sun, the Northern hemisphere experiences ______________ .

The Sun-Earth cycle is pictured. What process does the diagram illustrate?

During winter months, the sun appears

Approximately how many days does it take for the moon to complete one cycle from new moon to full moon to new moon?

The diagram represents some of the phases of the moon. How often will these phases occur?

The picture shows the pattern of the Moon's appearance over the past month. There is a picture missing at the arrow. Which picture shows how the Moon would appear at the arrow?

On the first of the month, there was a new moon in the sky. On about what date will the next new moon occur?

A class is studying how the path of the sun crossing the sky changes during the day. Each hour a pair of students goes outside to measure the length of the shadow produced by a ruler. At what time was the shadow's length the shortest?

In August a class observed the changes in the length of the shadow of a meter stick. The measurement at 8:00 am is shown below. According to the diagram, which picture shows how the meter stick's shadow most likely looked at 7:00 pm, an hour before sunset?

The graph shows changes in the length of the shadow of a tree during part of a day. If the day continues to be sunny, what will happen to the length of the shadow from 2pm to 4pm?

The shadows of 2 people are pictured in the photo. Based on the shadows in the image, which statement is true?

A diagram of the stages in the water cycle is shown. Which of these observations would most likely be seen at Stage N?

The Nature Club is planning a field trip to Piney Park to collect plant specimens. According

to the newspaper forecast, what day should they go on their field trip?

On a cold, wintry day, Gina’s little brother, Freddie, asked her why he could see his breath. What is the BEST explanation for this event?

Which of the following processes in the water cycle is a direct result of the Sun's energy?

What process in the water cycle occurred to form the object at location B in the diagram?

Which process of the water cycle is shown above?

During a science lesson, a teacher placed a beaker with 50 mL of water near a sunny window. He placed another beaker with 50 mL of water in the closet. Two days later, the beaker near the window was empty while water

remained in the beaker that was placed in the closet. What most likely happened to the water in the beaker near the window?

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?

From the data shown on the graph, when is the sunrise on Day 5 MOST LIKELY to occur?

A group of students carried out the experiment shown above. Which question did the students MOST LIKELY try to answer?

From which type of soil is it EASIEST for plant roots to absorb water and nutrients?

A student plants a seed in a pot filled with rocky soil. The plant is watered daily and placed on a windowsill. After three weeks, the plant has barely grown and looks sickly. Which of

the following is the plant MOST LIKELY lacking?

Madeline was creating a chart of renewable and nonrenewable resources. Manuel looked at

her paper and claimed she had classified a resource incorrectly. Which of the following resources did Madeline classify in the wrong category?

A student conducts an investigation using four identical cans, each with a hole in the bottom. The student fills each can with a different type of soil and then adds 200 milliliters (mL) of water to each can. The graduated cylinders in the diagram below show the amount of water that drains through the soil and out the bottom of each can. Some plants have roots that reach very deep underground. Which type of soil will most likely stop water from flowing to the deepest roots of these plants?

Several students investigate the characteristics of soil. The students observe samples of common soils. In one sample they observe that water drains through the soil easily. When they rub the soil between their fingers, it feels rough and scratchy, and its particles feel hard. The soil the students observed is most likely —

A tin can filled with soil was used to grow bean plants for an experiment. What kind of resource is the tin can made of and which of the following is the BEST way to deal with the

tin can after the experiment?

What should be shown in Picture 2 to demonstrate trees are a renewable resource?

Which describes the texture of a soil that BEST keeps water from flowing through?

A student wants to find out which type of soil holds the most water. He uses four identical pots with holes in the bottom. He fills each pot with a different type of soil and waters the pots with the same amount of water. How can he find out how much water stays in the soil in each pot?

An area of rainforest is burned down. Farmers plant crops on the land. After a few years, crops no longer grow well on the land and the farmers leave. A scientist comes to study the soil. The scientist finds that the soil is very poor in nutrients. The soil retains water well.

Which of the following makes up MOST of this soil?

Scientists were collecting samples for their experiment. They were careful to use only renewable resources. What are renewable resources?

Coal is burned to boil water. The boiling water produces steam that turns turbines, or blades, in an electric generator. Coal is formed from the remains of prehistoric swamp plants that died over millions of years ago. What type of resource is coal?

What property of soils is the student most likely examining with this procedure?