Science Diagnostic Assessment

What is the first step of the scientific method?

• Analyze data

• Form a hypothesis

• Ask a question

• Conduct an experiment

What is a hypothesis?

• A guess based on observations

• The result of an experiment

• A conclusion scientists agree on

• A list of materials

Which of these is an observation?

• The plant grew because it had sunlight.

• The plant has green leaves.

• The plant is healthy.

• The plant will grow more tomorrow.

What are the three states of matter?

• Earth, water, and air

• Solid, liquid, and gas

What causes water to change from a liquid to a gas?

• Cooling

• Freezing

• Heating

• Mixing

Which of the following is an example of a mixture?

• Saltwater

• Oxygen gas

• Pure gold

• A wooden table

What is the primary source of energy for life on Earth?

• Wind

• The Moon

• The Sun

• Fossil fuels

Which of these is an example of energy changing forms?

• A car stopping at a red light

• A flashlight turning on

• A rock sitting on the ground

• A tree growing taller

What is a renewable energy source?

• Coal

• Solar power

Which force pulls objects toward Earth?

• Friction

• Gravity

• Magnetism

• Motion