Unit 2 Science Review (Properties of Matter & Magnets)

Amy wants to measure the VOLUME of an egg using a graduated cylinder. She fills the cylinder with 50 L (liters) of water. Then, she drops in the egg & the water rises to 150 L.

What is the VOLUME of the egg?

• 50 L

• 150 L

• 100 L

• 0 L (Eggs don't have volume)

Emanuel has 4 balls that are all the same size, but made of different materials: paper, clay, cotton and foam. Which of these balls is MOST LIKELY to have the greatest mass?

• paper ball

• clay ball

• cotton ball

• foam ball

Water is used in many outdoor activities. Which of these is an example of a use of the solid form of water in an activity?

• snorkeling

• boating

• ice skating

• dancing in the rain

Erin has a magnet in each hand as shown in the picture above. She then begins to slowly move the magnets toward each other.

What will MOST LIKELY happen to the magnets when she does this?

• Nothing will happen.

• They will attract (push towards each other).

• They will repel (push away from each other).

• They will EXPLODE.

Tags

NGSS.3-PS2-3

Jazmine is testing the items above to see which will be ATTRACTED to a magnet.

Which of the following predictions would be CORRECT?

• metal key, paper clip, blue plastic diamond & yellow popsicle stick

• rubberband, orange pompom & cotton ball

• paper clip & metal key

• penny, metal key & eraser

Tags

NGSS.MS-PS2-3

Why is it important to REPEAT your experiment many times (multiple trials)?

• Multiple trials are more fun.

• Multiple trials make your results more accurate.

• Multiple trials let you do the experiment differently every time.

• Multiple trials are not important.

Tags

NGSS.MS-PS3-4

Mrs. Queen's class was conducting an experiment to test which tape was the stickiest. 6 out of 7 groups concluded that duct tape was the stickiest, while the last group concluded that clear packing tape was best.

What MOST LIKELY accounts for the difference in their results?

• The last group didn't make accurate measurements.

• The last group did not display their results.

• The last group did not make a prediction before the experiment.

• The last group had smaller samples of tape than the other groups.

Tags

NGSS.MS-PS1-2

Based on the picture above, CHOOSE TWO statements below that are OBSERVATIONS.

• The dog is having fun playing.

• The slide is orange.

• The birds are drinking water.

• The girl is going to hit the orange ball.

Based on the chart above, which of the following statements is an OBSERVATION?

• Third graders enjoy selling crayons.

• The third graders sold 20 crayons after 3 weeks.

• The third graders would will sell even more crayons during week 7.

• Crayons are easily for third graders to sell.

Tags

NGSS.MS-PS3-1

All of the fourth grade teachers conducted an experiment to see which type of marker lasts the longest. All of the teachers, except Mrs. Queen, found that Crayola Markers were the best. Mrs. Queen got VERY different results.

What is MOST LIKELY the reason for these differences?

• Mrs. Queen recorded all of her results.

• Mrs. Queen took more time to do her experiment.

• Mrs. Queen did not follow the procedures.

• Mrs. Queen made a different hypothesis.

Tags

NGSS.MS-PS2-5