Test #1 Review

Which liquid is the least dense?

• oil
• water
• syrup 
• plastic bottle

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

Jack has a rock. The rock has a mass of 14 g and a volume of 2 cm³. What is the density of the rock?

• 7 mL
• 7 g/cm³
• 28 g/cm³
• 1/7 g/cm³

Why do some substances float on water?

• they are warmer than water
• they are cooler than water
• they are more dense than water
• they are less dense than water

If an object has a density of .6 g/mL and you put it into water, will it sink or float?  

• sink
• float

Which box has a higher density?

• A

• B

• They are the same

Which planet in our solar system is closest to the Sun?

• Earth
• Jupiter
• Mercury
• Saturn

Which of the following is an accurate model of how the Sun, Earth, and Moon move?

• Sun and moon orbit Earth

• Earth and moon orbit Sun

• Earth orbits the Sun and the moon orbits Earth

• Earth and sun orbit moon

Earth and the other planets closest to the Sun are made mostly of _______

• gas
• metal
• water
• rock

Which is the largest object in our solar system?

• Sun
• Jupiter
• Earth
• Pluto