5th-Grade Science STAAR Review

Which material is best for insulating electrical wires?

• Rubber

• Plastic

• Wood

• Metal

What are the two forms of energy compared in the investigation of speeding up evaporation?

• Mechanical and thermal energy.

• Chemical and electrical energy.

• Nuclear and gravitational energy.

• Kinetic and potential energy.

What is the role of light energy in photosynthesis?

• Light energy is used by plants to convert carbon dioxide and water into glucose and oxygen.

• Light energy is absorbed by plants to produce heat.

• Light energy is used to break down glucose into carbon dioxide and water.

• Light energy is converted into chemical energy without any other processes.

What is the main difference between weather and climate?

• Climate refers to short-term atmospheric conditions in a specific area.

• Weather describes long-term conditions over an entire region.

• Climate describes long-term conditions over an entire region, while weather describes short-term conditions.

• Weather is the average temperature over a year.

Define evaporation.

• Evaporation is the process by which liquid water turns into water vapor.

• Evaporation is the process of water freezing into ice.

• Evaporation is the process of water being absorbed by soil.

• Evaporation is the process of water being converted into electricity.

What is the definition of weather?

• Weather is the state of the atmosphere at a specific time and place.

• Weather refers to the long-term average of atmospheric conditions.

• Weather is the same as climate, but for shorter periods.

• Weather is the movement of air masses across the globe.

What is thermal energy?

• Thermal energy is the energy that comes from the temperature of matter.

• Thermal energy is the energy stored in chemical bonds.

• Thermal energy is the energy associated with the motion of electrons.

• Thermal energy is the energy released during nuclear reactions.

What kinds of energy are needed to change the states of matter of a candle?

• Chemical and kinetic energy

• Electrical and thermal energy

• Nuclear and gravitational energy

• Magnetic and potential energy

What types of energy are involved in the process of laser cutting metal?

• Mechanical energy and electrical energy

• Light energy and thermal energy

• Nuclear energy and kinetic energy

• Chemical energy and sound energy

What is an example of a thermal conductor?

• Copper

• Wood

• Plastic

• Glass