WI Forward - Wisconsin Forward Science: Physical, Earth, Space Questions and Answers 3

Question 1

Which subatomic particle has a negative charge?

Accepted Answer

Electron

Answer

Electrons are negatively charged and orbit the nucleus.

Question 2

What mainly causes ocean tides?

Accepted Answer

The gravitational pull of the Moon and Sun

Answer

Tides are caused primarily by the Moon's and Sun's gravitational pull on Earth's water.

Question 3

According to conservation of energy, what happens to total energy in a closed system?

Accepted Answer

Energy is transferred or transformed but the total stays the same

Answer

Energy cannot be created or destroyed, only transformed.

Question 4

Which rock type forms from heat and pressure on existing rock?

Accepted Answer

Metamorphic

Answer

Metamorphic rocks form from transformation by heat and pressure without complete melting.

Question 5

A car at 60 km/h travels for 3 hours. How far does it go?

Accepted Answer

180 km

Answer

Distance = speed x time = 60 x 3 = 180 km.

(WI Forward) Wisconsin Forward Exam Practice Test