Semester Test Review 2

Front

Randall wants to know if the amount of salt in the water has an effect on his goldfish. What is the independent variable?

Back

amount of salt

Front

Marilu is studying the impact of pesticide levels on apple growth. What is the dependent variable?

Back

apple growth

Front

The plant on the left is growing more because it has been receiving more water.

Back

Inference

Front

I can jump high in tennis shoes because they have rubber on the bottom.

Back

Inference

Front

The container is filled to the 350 mL mark with water.

Back

Observation

Front

Sound traveled faster through the desk than through the air. What type of statement is this?

Back

Observation

Front

An unknown liquid has a mass of 10 gram and a volume of 10 mL. What is the density of the substance?

Back

1 g/mL

Front

The Law of Conservation of Energy states that:

Back

Energy is neither created nor destroyed, but can change forms.

Front

Mechanical energy is best described as…

Back

A combination of Potential and Kinetic Energy

Front

When you power up your Chromebook, which form of energy is least expected to be observed? Chemical, Electrical, Radiant, Thermal

Back

Chemical