Science Review 2

There are many different natural resources found in the United States. Which of the following is a specific nonrenewable resource found in the State of Florida?

• water

• solar energy

• oil

• limestone

As a classroom activity, students compared and contrasted the basic properties of solids, such as mass, volume, color, and texture. The students are able to determine the properties of the four solids but are unsure of the volume of each solid.

Which solid measured at a high mass, but is predicted to have a small volume?

• hot air balloon

• leaf

• concrete brick

• African elephant

Which two characteristics of planets would be the easiest to identify using the picture above?

• Jupiter the largest planet and Saturn the planet with the obvious rings.

• Earth the water planet and Mars the rusty planet

• Mercury the smallest planet and Neptune the icy planet

• Uranus the planet rotating on its side and Venus the brightest planet.

Which force causes a bicycle to slow down when the brakes are used?

• magnetism

• electricity

• gravity

• friction

Which of the following energy transformations best demonstrates electrical energy being changed into heat energy?

• 
• 
• 
• 

One cloudy January evening, it was raining and the ground was wet. A thermometer outdoors reads 4 degrees Celsius. The next morning the ground was covered with snow. The temperature outside had changed to -3 degrees Celsius. Which statement best explains why there was snow on the ground in the morning?

• It often snows on January evenings.

• The water on the ground changed to snow when the temperature increased.

• The snowplows did not come by because it was too cold.

• The rain changed to snow when the temperature dropped.

Which of the following best describes the changes in the appearance of the Moon as observed from Earth.

• path around Earth

• length of daylight

• gravity

• temperature

The plant near the window is responding to which of the following stimuli?

• water

• gravity

• light

• touch

Which of the following best describes how thick forests prevent small shrubs from growing beneath the trees?

• The tall trees block the sunlight from reaching the shrubs.

• The shrub roots are unable to find enough surface area to grow.

• Precipitation fails to reach the shrubs growing under the trees.

• The temperatures in thick forests are too high for shrub growth.

Percy's class visits the local nature center with an assignment to make observations. Percy records his observations.

When the teacher grades Percy's observation notes, she realizes that three out of the four statements recorded by Percy were personal opinions and not observations.

Which of the statements included in Percy's notes was most likely an observation?

• Red wolves eat more dog chow than meat suppliments.

• River otters are the cutest animal at the center.

• Venomous snakes are more liked than non-venomous snakes.

• The most beautiful scenery in the world can be seen while walking the half-mile trail in the nature garden.