Mixed Review #3

Bonnie and her science group discover one of the beakers they are working with cracked while they were doing their experiment. What should Bonnie and her group members do?

• Put the beaker back into the cabinet and get a new one.
• Report it to the teacher
• Throw it in the trash
• Go ahead with the experiment anyway.

During an investigation, one group of students had two different Popsicles set out on the table. One of the Popsicles had a mass of 38 grams and the other had a mass of 68 grams. Which result would be the same for both of the popsicles?

• The volumeof each popsicle
• The temperature at which the popsicles melted
• The amount of liquid left on the table after they melted
• The amountof time it took each popsicle to melt entirely

Look at the diagram below. Determine what change would likely occur to box 3?

• The water will begin to freeze.
• The water will turn into a solid.
• The water will start to turn into a gas.
• The water will start to melt.

A teacher demonstrates an experiment which includes a wooden cube, water, and oil. Which diagram shows the molecules of a wooden cube?

• Figure B
• Figure A
• Figure C
• None of these

Nancy is having a birthday party and needs ice for the drinks. She needs to keep an eye on the ice to be sure it doesn't melt too fast. At what temperature will the ice begin to melt?

• 100° C
• 32°C
• 0°C
• 212°C

A group of students are testing the height of ramps and their effect on the distance a marble will travel. The students test the experiment by placing the marble at the top of the ramp and letting go without pushing it. What force is being applied to the marble, causing it to move down the ramp?

• magnetism
• friction
• gravity
• electricity

An acoustic guitar has strings and a sound hole. How does the acoustic guitar work to create sound?

• Vibrations from the string creates sound
• The position of the guitar creates sound
• Electrical energy creates the sound
• The soundhole alone produces sound

A group of students want to know if the height of a ramp will have an effect on the distance traveled by a toy car. Which variable should the students change to get a fair test?

• the surface of the ramp
• the toy car
• the height of the ramp
• the distance the car traveled

Which of these best describes weather? 

• There is a 60% chance of rain tomorrow
• The winter will be cold and snowy
• Colorado is dry and sunny in the summer
• The desert is a great place to grow cacti. 

Which statement below is true for the Earth and Moon?

• Both the Earth and Moon have liquid water
• Both the Earth and Moon have a breathable atmosphere
• Both the Earth and Moon have gravity.
• Both the Earth and Moon produce their own light.