A teacher is showing students how to measure the mass of a rock. What is the most appropriate tool to use in this lesson?

• balance

• scale

• measuring cup

• thermometer

A teacher is showing her students how to calculate density by using displacement. What is the most appropriate tool to use in this strategy?

• test tube

• beaker

• graduated cylinder

• scale

You have a rock with a mass of 150 g. When you place the rock in a graduated cylinder with 50 ml of water, the water rises to 75 ml. What is the density of the rock?

• 25ml

• 50ml

• 2g/ml

• 6g/ml

An unmanned robotic spacecraft that takes photos of other planets and their moons while also studying the soil of other planets is called a(n):

• International Space Center

• Space shuttle

• Space probe

• Shuttle booster

In relation to Earth, Jupiter:

• is less dense than Earth

• has a shorter year than Earth

• has shorter seasons than Earth

• is closer to the sun than Earth

The process through which photosynthesis occurs and becomes Earth’s original source of food is a(n):

• chemical process

• physical process

• solar process

• energy process

Which is hottest?

• 100F

• 100C

• 100k

• 50k

What would be an appropriate activity to do when using a thematic lesson incorporating both math and science?

• count how many jellybeans are in a jar

• conduct an experiment using a Bunsen burner

• categorize different seeds based on shape and color

• calculate the mass of a rock

Students are studying genetics using Punnet squares. They learn that in order for an offspring to display recessive traits, the offspring must inherit:

• recessive and dominant alleles

• only dominant alleles

• only recessive alleles

• mainly recessive with some dominant alleles

According to the chart, what is true?

• Trials 2 and 4 always decrease.

• Trials 3 and 4 always increase.

• Trials 1 and 5 increase and then decrease.

• Trial 1 has had the least amount of variance of all the other trials.