8th grade Science Exam

Front

What is the importance of knowing the location of safety equipment in the classroom?

Back

Knowing the location of safety equipment is crucial for responding effectively to emergencies, such as fires or chemical spills.

Front

How is the number 0.0421 expressed in scientific notation?

Back

4.21 x 10^-2

Front

What does a net force of -150 N indicate when the reference direction is to the right?

Back

It indicates that the total force acting on an object is directed to the left.

Tags

NGSS.MS-PS2-2

Front

What safety equipment should be worn when handling chemicals in a lab?

Back

Goggles, gloves, and an apron are essential for protection.

Front

What is the first action to take in case of an emergency in the science lab?

Back

Tell your teacher immediately.

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form.

Front

What is the formula for calculating net force?

Back

Net force = total forces acting in one direction - total forces acting in the opposite direction.

Tags

NGSS.MS-PS2-2

Front

What is the role of goggles in a science lab?

Back

Goggles protect the eyes from harmful chemicals and debris.

Front

What should you do if you spill a chemical in the lab?

Back

Notify your teacher and follow safety protocols for cleaning up spills.

Tags

NGSS.HS-ETS1-3

Front

What is the significance of using an apron in a lab?

Back

An apron protects your clothing and skin from spills and splashes.