Solomon midterm

What is the force of a 750 kg car with an acceleration of 7.8 m/s?

• 5850

• 1270

• 14,200

• 3725

Tags

NGSS.MS-PS2-2

A car is traveling 40 kilometers an hour. It turns right at 40 kilometers per hour. The action the car takes changes its ---

• speed, but not the direction

• speed

• acceleration

• direction, but not its acceleration

Heat energy from the sun and heat energy from a radiator are similar in that ----

• Energy from both causes air molecules to increase in density, contract, and sink

• Energy from both causes air molecules to increase in density, expand, and rise

• Energy from both causes air molecules to decrease in density , contract, and sink

• Energy from both causes air molecules to decrease in density, expand, and rise.

Tags

NGSS.MS-ESS2-6

NGSS.MS-PS1-4

During the daytime on area coastlines, the temperature of the air over the land is warmer than over the ocean. At night is reversed. This creates=-----

• sand storms

• hurricanes

• sea breezes and land breezes

• tornadoes

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

C₆H₁₂O₆

One molecule of glucose contains--

• 1 carbon atom, 2 hydgrogen atoms, and 1 oxygen atom

• 6 carbon atoms, 12 hydrogen atoms, and 6 oxygen atoms

• 1 carbon atom, 1 hydrogen atom, and 1 oxygen atom

• 6 carbon atoms, 1 hydrogen atom, and 6 oxygen atoms

Tags

NGSS.MS-PS1-1

A ball is rolled in a straight line on a smooth surface. No friction is produced, and the surface extends indefinitely. According to Newtons's Law of inertia, the ball will--

• continue to roll in a straight line and remain at a constant speed

• continue to roll in a straight line and gradually increase in speed

• continue to roll in a straight line and increase, then decrease in speed

• continue to roll in a straight line and eventually slow to a stop

Fe₂(C₂O₄)₃

The smallest unit of of iron oxalate contains

• 3 iron atoms, 2 carbon atoms, and 4 oxygen atoms

• 2 iron atoms, 6 carbon atoms, and 12 oxygen atoms

• 2 iron atoms, 2 carbon atoms, and 12 oxygen atoms

• 3 iron atoms , 4 carbon atoms, and 8 oxygen atoms

Tags

NGSS.MS-PS1-1

If a cold front with high pressure headed towards Dallas the effect would likely be---

• temperatures will rise into the 90's and the high pressure will bring rainy weather

• there will be no affect on the weather

• the temperature will drop and high pressure will bring sunny weather

• the temperature will drop and the high pressure will bring cloudy weather

Tags

NGSS.MS-ESS2-5

Jack pulls east with a force of 82N while Tony pulls west with a force of 96N. What is force on the center of the rope.

• 178N West

• 178N East

• 14N West

• 14N East

Tags

NGSS.MS-PS2-2

The radiant energy that reaches earth has been most reponsible for which of the following?

• creating electricity from solar panels

• changing oceans levels known as tides

• convection within earth's atomosphere leading to weather patterns

• the limited plant life found at the poles

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6