Science Review for Staar 1

A student recorded the time it took for all the water in a puddle on a sidewalk to evaporate after a rain. Which kind of energy causes water to evaporate?

• Light energy from streetlights

• Light energy from streetlights

• Thermal energy from the environment

• Mechanical energy from nearby streets

Canyons and mesas are two landforms found in the western part of the United States. Which statement best describes how canyons and mesas are similar?

• Both were formed by slow-moving glaciers

• Both were formed by erosion by wind and water.

• Both were part of a mountain that was weathered by ice.

• Both were part of a desert that was reshaped by a flood.

The arrows in the diagrams below represent light. Which diagram best shows how a glass mirror would reflect light?

• 
• 
• 
• 

Which of the following statements best describes the effect of solar energy absorbed by water in the ocean?

• The color of the ocean water becomes light blue

• the temperature of the water decreases

• The water changes state from liquid to gas

• The ocean water becomes less salty.

In the water cycle, the Sun's energy is directly responsible for causing the process at location---

• A

• B

• C

• D

The picture shows a Pine squirrel sitting on a tree branch in a Temperate Forest Biome.

Which factor most likely does NOT affect the Pine Squirrel's survival in the temperate forest biome?

• sunlight

• bacteria

• temperature

• soil

Which of the following best illustrates the direction of energy flow through the food web above?

• Spider to Grasshopper to Grass

• Hognose snake to toad to grasshopper

• Grass to rabbit to hawk

• Grass to mouse to spider

Earth continuously rotates on its axis while also moving in an orbit. About how much time does it take for Earth to make one complete rotation on its axis?

• 24 hours

• 30 days

• 60 minutes

• 365 days

An organism that hunts and feeds on another organism.

• Prey

• Carnivore

• Consumer

• Predator

Two wires carrying electricity can create a spark if they come too close together. Wires carrying electricity are usually covered  with plastic to keep them from starting a fire this way. Why does the plastic keep electricity from starting a fire?

• Plastic is a good insulator.

• Plastic can melt when heated.

• Plastic is softer than wire.

• Plastic conducts electricity.