A student needs a measured observation of exactly 50 mL of water for an investigation. Which tool should the student use?

A student wants the mass of two rocks in grams without using batteries. Which tool should the student use?

A backpack hangs from a hook, and a student wants to measure its weight. Which tool should the student use?

To test a hypothesis about which cup cools faster, a class must measure water temperature every five minutes. Which tool should they use?

A student wants to measure the length of a short pencil to the nearest centimeter. Which tool should the student use?

A class needs the height of a classroom doorway in meters. Which tool is the best choice?

A student observes moving specks in pond water and wants a much closer view than eyes alone allow. Which tool should the student use?

A student wants to examine leaf veins closely while standing outside. Which tool should the student use?

A toy car rolls down a ramp, and the class needs to measure how long the trip takes. Which tool should they use?

A tray contains sand mixed with small dark metal pieces. Which tool can help separate the magnetic pieces?

Sunlight enters the classroom, and students want to spread it into a band of colors. Which tool should they use?

A flashlight beam needs to bounce onto a target on a wall. Which tool should the class use?

A student needs the mass of dry bean seeds to the nearest gram. Which tool should the student use?

Students need a container for stirring soil and water together during an investigation. Which tool is the best choice?

After a rain gauge is emptied, a student needs the volume of collected rainwater in milliliters. Which tool should be used?

A class is recording the air temperature next to a potted plant each morning. Which tool should they use?

A drawer is stuck, and a student wants to measure the pull needed to open it. Which tool should the student use?

A toy car stops across the classroom floor, and students need the distance it traveled. Which tool should they use?

A student wants a measured observation of the width of a small shell. Which tool should the student use?

A sample of pollen dust has grains too small to see clearly with only a hand lens. Which tool should the student use?

What is a hand lens for when a student records an observation?

What does a balance measure or compare?

What does a digital scale measure in a science investigation?

What is a beaker mainly for during a classroom investigation?

What does a stopwatch measure?

What does a magnet show about a material?

What is a prism for in a light investigation?

What does a mirror do in a light investigation?

What does a metric ruler measure?

What is a meter stick used to measure?

What does a graduated cylinder measure best?

What is a Celsius thermometer for?

Students are about to pour a liquid that could splash into a cup. What safe action should they take first?

A beaker has just been heated on a hot plate. What should a student do before moving it?

A student with long hair is about to work near a warm hot plate. What is the safe choice?

Colored liquid spills across the lab table during an investigation. What should students do?

A glass container breaks during cleanup. What is the safest action for a student?

A class has a hypothesis that a clear liquid is water. What should a student do before testing it?

A thermometer cracks while a student is using it. What should the student do immediately?

A student has wet hands near an electrical plug for a lamp investigation. What is the safe choice?