(R) 5.6A Science STAAR (Uses of Energy)

Water flows through turbines in dams like the one shown in the picture. The flowing water makes the turbines spin. What type of energy is used to make the turbines spin in this type of dam? (5.6A)

• Light energy

• Thermal energy

• Sound energy

• Mechanical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Three different objects that use the same source of energy are shown here. What is the energy source for these objects? (5.6A)

• Light energy

• Mechanical energy

• Sound energy

• Electrical energy

A class is learning about states of matter. The teacher shows the students how to set up the investigation shown in the diagram. What kinds of energy are needed in this investigation to change the state of matter of the candle?(5.6A)

• Light, mechanical, and thermal

• Electrical and thermal

• Mechanical, light, and electrical

• Thermal and mechanical

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A teacher wears protective gloves to lift a metal plan filled with boiling water from a hot plate. Why are the protective gloves necessary? (5.6A)

• The metal pan creates thermal energy.

• The metal pan insulates thermal energy.

• The metal pan conduct thermal energy.

• The metal pan reduces thermal energy.

Many people ride a bicycle for fun and exercise. Some people ride a bicycle to work because it saves money and benefits the environment by reducing the use of fossil fuels. Which of these is not an example of the bicycle using mechanical energy? (5.6A)

• The pedals, gears, and chain help turn the wheels.

• The wheels turn when the bicycle moves.

• The front wheel guides the bicycle as it moves.

• The reflector allows the bicycle to be seen at night.

Many types of fans are used in homes. One type of electric fan is shown below. In addition to mechanical energy, which of these is produced as electric current passes through the circuit of this fan? (5.6A)

• Heat

• Mass

• Light

• Water vapor

When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds' echoes to find its prey. When the bat flies and listens to echoes to locate prey, it is using---(5.6A)

• thermal energy and light energy

• sound energy and thermal energy

• mechanical energy and sound energy

• light energy and mechanical energy

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

The toy oven shown uses a lightbulb to bake small cakes. What types of energy does the toy oven use to bake the cakes? (5.6A)

• Electrical and thermal

• Mechanical and electrical

• Thermal and mechanical

• Light and sound

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which object requires only mechanical energy to perform its main function? (5.6A)

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Which of these devices is the only one NOT designed to produce both sound and light energy? (5.6A)

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Tags

NGSS.4-PS3-2