Quiz #7 Science as Inquiry

Students are using hammers to break apart rocks as part of an investigation. The students must wear goggles to:

• keep hair out of their eyes.

• prevent glare from the light.

• magnify their work.

• protect their eyes from debris.

A student planted 4 different types of seeds in identical pots filled with the same kind and amount of soil. The pots were kept in a warm, sunny spot and were given the same amount of water each day for a month.

What question about seeds could be answered at the end of the month?

• Which seed grew best in the dark?

• Which seed produced the tallest plants?

• Which seed survived in cold temperatures?

• Which seed needed the least amount of water?

A fourth grade was heating a beaker of water on a hot plate. What pieces of safety equipment should she be using?

• heat -proof apron, fire extinguisher

• timer, goggles, spring scale

• goggles, heat-proof apron, heat-proof gloves

• gloves, triple beam balance

Your teacher has a grainy, white substance for you to observe. Which of the following is NOT a correct way to identify the substance?

• Taste it because it must be salt or sugar.

• Smell the substance by wafting.

• Observe it with a hand lens and compare its properties to other similar powders.

• Use gloves to feel the texture of the powder.

The chart shows the results of an investigation. Which question could be answered from the data?

• Does a lightbulb charge a battery?

• Will a glowing lightbulb get hot?

• Is a battery required to have light?

• Which materials allow electricity to flow through them?